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Recent questions tagged number-systems
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CAT 2021 Set-3 | Quantitative Aptitude | Question: 7
A shop owner bought a total of $64$ shirts from a wholesale market that came in two sizes, small and large. The price of a small shirt was $\text{INR} \; 50$ less than that of a large shirt. She paid a total of $\text{INR} \; 5000$ for ... . Then, the price of a large shirt and a small shirt together, in $\text{INR},$ is $200$ $175$ $150$ $225$
A shop owner bought a total of $64$ shirts from a wholesale market that came in two sizes, small and large. The price of a small shirt was $\text{INR} \; 50$ less than th...
soujanyareddy13
2.7k
points
1.1k
views
soujanyareddy13
asked
Jan 20, 2022
Quantitative Aptitude
cat2021-set3
quantitative-aptitude
number-systems
+
–
1
votes
1
answer
2
CAT 2021 Set-3 | Quantitative Aptitude | Question: 18
If $n$ is a positive integer such that $( \sqrt[7]{10}) ( \sqrt[7]{10})^{2} \dots ( \sqrt[7]{10})^{n} > 999,$ then the smallest value of $n$ is
If $n$ is a positive integer such that $( \sqrt[7]{10}) ( \sqrt[7]{10})^{2} \dots ( \sqrt[7]{10})^{n} 999,$ then the smallest value of $n$ is
soujanyareddy13
2.7k
points
467
views
soujanyareddy13
asked
Jan 20, 2022
Quantitative Aptitude
cat2021-set3
quantitative-aptitude
number-systems
numerical-answer
+
–
1
votes
1
answer
3
CAT 2021 Set-2 | Quantitative Aptitude | Question: 22
For a $4$-digit number, the sum of its digits in the thousands, hundreds and tens places is $14,$ the sum of its digits in the hundreds, tens and units places is $15,$ and the tens place digit is $4$ more than the units place digit. Then the highest possible $4$-digit number satisfying the above conditions is
For a $4$-digit number, the sum of its digits in the thousands, hundreds and tens places is $14,$ the sum of its digits in the hundreds, tens and units places is $15,$ an...
soujanyareddy13
2.7k
points
522
views
soujanyareddy13
asked
Jan 20, 2022
Quantitative Aptitude
cat2021-set2
quantitative-aptitude
number-systems
numerical-answer
+
–
1
votes
1
answer
4
CAT 2021 Set-1 | Quantitative Aptitude | Question: 1
How many three-digit numbers are greater than $100$ and increase by $198$ when the three digits are arranged in the reverse order?
How many three-digit numbers are greater than $100$ and increase by $198$ when the three digits are arranged in the reverse order?
soujanyareddy13
2.7k
points
779
views
soujanyareddy13
asked
Jan 19, 2022
Quantitative Aptitude
cat2021-set1
quantitative-aptitude
number-systems
numerical-answer
+
–
1
votes
1
answer
5
CAT 2021 Set-1 | Quantitative Aptitude | Question: 3
The natural numbers are divided into groups as $(1), (2,3,4), (5,6,7,8,9), \dots $ and so on. Then, the sum of the numbers in the $15 \text{th}$ group is equal to $6090$ $4941$ $6119$ $7471$
The natural numbers are divided into groups as $(1), (2,3,4), (5,6,7,8,9), \dots $ and so on. Then, the sum of the numbers in the $15 \text{th}$ group is equal to $6090$$...
soujanyareddy13
2.7k
points
720
views
soujanyareddy13
asked
Jan 19, 2022
Quantitative Aptitude
cat2021-set1
quantitative-aptitude
number-systems
+
–
0
votes
0
answers
6
CAT 2020 Set-3 | Question: 66
How many integers in the set $\{ 100, 101, 102, \dots, 999\}$ have at least one digit repeated $?$
How many integers in the set $\{ 100, 101, 102, \dots, 999\}$ have at least one digit repeated $?$
soujanyareddy13
2.7k
points
446
views
soujanyareddy13
asked
Sep 17, 2021
Quantitative Aptitude
cat2020-set3
quantitative-aptitude
number-systems
numerical-answer
+
–
0
votes
0
answers
7
CAT 2020 Set-3 | Question: 67
Let $\text{N}, x$ and $y$ be positive integers such that $N = x + y, 2 < x < 10$ and $14 < y < 23.$ If $\text{N} > 25,$ then how many distinct values are possible for $\text{N} ?$
Let $\text{N}, x$ and $y$ be positive integers such that $N = x + y, 2 < x < 10$ and $14 < y < 23.$ If $\text{N} 25,$ then how many distinct values are possible for $\...
soujanyareddy13
2.7k
points
329
views
soujanyareddy13
asked
Sep 17, 2021
Quantitative Aptitude
cat2020-set3
quantitative-aptitude
number-systems
numerical-answer
+
–
2
votes
1
answer
8
CAT 2020 Set-3 | Question: 71
How many of the integers $1,2, \dots, 120,$ are divisible by none of $2,5$ and $7 ?$ $40$ $42$ $43$ $41$
How many of the integers $1,2, \dots, 120,$ are divisible by none of $2,5$ and $7 ?$$40$$42$$43$$41$
soujanyareddy13
2.7k
points
613
views
soujanyareddy13
asked
Sep 17, 2021
Quantitative Aptitude
cat2020-set3
quantitative-aptitude
number-systems
+
–
2
votes
1
answer
9
CAT 2020 Set-2 | Question: 67
If $\textsf{x}$ and $\textsf{y}$ are non-negative integers such that $\textsf{x+9=z, y+1=z}$ and $\textsf{x+y<z+5},$ then the maximum possible value of $\textsf{2x+y}$ equals
If $\textsf{x}$ and $\textsf{y}$ are non-negative integers such that $\textsf{x+9=z, y+1=z}$ and $\textsf{x+y<z+5},$ then the maximum possible value of $\textsf{2x+y}$ eq...
soujanyareddy13
2.7k
points
618
views
soujanyareddy13
asked
Sep 17, 2021
Quantitative Aptitude
cat2020-set2
quantitative-aptitude
number-systems
numerical-answer
+
–
1
votes
1
answer
10
CAT 2020 Set-1 | Question: 63
Among $100$ students, $x_{1}$ have birthdays in January, $x_{2}$ have birthdays in February, and so on. If $x_{0}= \text{max}\left ( x_{1},x_{2},\dots,x_{12} \right ),$ then the smallest possible value of $x_{0}$ is $9$ $10$ $8$ $12$
Among $100$ students, $x_{1}$ have birthdays in January, $x_{2}$ have birthdays in February, and so on. If $x_{0}= \text{max}\left ( x_{1},x_{2},\dots,x_{12} \right ),$ t...
soujanyareddy13
2.7k
points
526
views
soujanyareddy13
asked
Sep 16, 2021
Quantitative Aptitude
cat2020-set1
quantitative-aptitude
number-systems
numerical-answer
+
–
2
votes
2
answers
11
NIELIT 2019 Feb Scientist D - Section D: 5
How many pair of natural numbers are there, the differences of whose squares is $45$ ? $1$ $2$ $3$ $4$
How many pair of natural numbers are there, the differences of whose squares is $45$ ? $1$$2$$3$$4$
Lakshman Bhaiya
13.7k
points
1.0k
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
number-systems
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1
votes
1
answer
12
NIELIT 2019 Feb Scientist D - Section C: 6
A certain number consists of two digits whose sum is $9$. It the order of digits is reversed, the new number is $9$ less than the original number. The original number is : $45$ $36$ $54$ $63$
A certain number consists of two digits whose sum is $9$. It the order of digits is reversed, the new number is $9$ less than the original number. The original number is ...
Lakshman Bhaiya
13.7k
points
722
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
number-systems
+
–
3
votes
1
answer
13
NIELIT 2019 Feb Scientist D - Section C: 28
A two digit number is such that the product of the digits is $8$. When $18$ is added to the number, the digits are reversed. The number is : $18$ $24$ $81$ $42$
A two digit number is such that the product of the digits is $8$. When $18$ is added to the number, the digits are reversed. The number is :$18$$24$$81$$42$
Lakshman Bhaiya
13.7k
points
948
views
Lakshman Bhaiya
asked
Apr 3, 2020
Quantitative Aptitude
nielit2019feb-scientistd
quantitative-aptitude
number-systems
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–
0
votes
1
answer
14
NIELIT 2019 Feb Scientist C - Section D: 21
Find the number of numbers between $300$ to $400$ (both included) that are not divisible by $2,3,4$ and $5$ $50$ $33$ $26$ $17$
Find the number of numbers between $300$ to $400$ (both included) that are not divisible by $2,3,4$ and $5$$50$$33$$26$$17$
Lakshman Bhaiya
13.7k
points
552
views
Lakshman Bhaiya
asked
Apr 1, 2020
Quantitative Aptitude
nielit2019feb-scientistc
quantitative-aptitude
number-systems
divisibility
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0
votes
1
answer
15
NIELIT 2019 Feb Scientist C - Section C: 5
By which one of the following should we multiply $152207$ so that the product is $11111111$? $53$ $63$ $73$ $83$
By which one of the following should we multiply $152207$ so that the product is $11111111$?$53$$63$$73$$83$
Lakshman Bhaiya
13.7k
points
1.1k
views
Lakshman Bhaiya
asked
Apr 1, 2020
Quantitative Aptitude
nielit2019feb-scientistc
quantitative-aptitude
number-systems
divisibility
+
–
1
votes
1
answer
16
NIELIT 2017 OCT Scientific Assistant A - Section A: 4
$x$ is a whole number. If the only common factors of $x$ and $x2$ are $1$ and $x,$ then $x$ is ________. $1$ a perfect square an odd number a prime number
$x$ is a whole number. If the only common factors of $x$ and $x2$ are $1$ and $x,$ then $x$ is ________.$1$a perfect squarean odd numbera prime number
Lakshman Bhaiya
13.7k
points
1.5k
views
Lakshman Bhaiya
asked
Apr 1, 2020
Quantitative Aptitude
nielit2017oct-assistanta
quantitative-aptitude
number-systems
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1
votes
1
answer
17
NIELIT 2017 DEC Scientific Assistant A - Section A: 43
The value of $[(10)^{150}\div (10)^{146}]$: $1000$ $10000$ $100000$ $10^{6}$
The value of $[(10)^{150}\div (10)^{146}]$:$1000$$10000$$100000$$10^{6}$
Lakshman Bhaiya
13.7k
points
760
views
Lakshman Bhaiya
asked
Mar 31, 2020
Quantitative Aptitude
nielit2017dec-assistanta
numerical-ability
number-systems
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–
1
votes
1
answer
18
CAT 2019 Set-2 | Question: 70
How many pairs $(m,n)$ of positive integers satisfy the equation $m^{2}+105=n^{2}$ _______
How many pairs $(m,n)$ of positive integers satisfy the equation $m^{2}+105=n^{2}$ _______
go_editor
13.9k
points
663
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2019-2
quantitative-aptitude
number-systems
numerical-answer
+
–
1
votes
1
answer
19
CAT 2019 Set-2 | Question: 77
In a six-digit number, the sixth, that is, the rightmost, digit is the sum of the first three digits, the fifth digit is the sum of first two digits, the third digit is equal to the first digit, the second digit is twice the first digit and the fourth digit is the sum of fifth and sixth digits. Then, the largest possible value of the fourth digit is _____
In a six-digit number, the sixth, that is, the rightmost, digit is the sum of the first three digits, the fifth digit is the sum of first two digits, the third digit is e...
go_editor
13.9k
points
836
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2019-2
quantitative-aptitude
number-systems
numerical-answer
+
–
4
votes
1
answer
20
CAT 2019 Set-2 | Question: 85
How many factors $2^{4}\times3^{5}\times10^{4}$ are perfect squares which are greater than $1$ _______
How many factors $2^{4}\times3^{5}\times10^{4}$ are perfect squares which are greater than $1$ _______
go_editor
13.9k
points
881
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2019-2
quantitative-aptitude
number-systems
numerical-answer
+
–
2
votes
1
answer
21
CAT 2018 Set-2 | Question: 69
The smallest integer $n$ such that $n^{3} - 11n^{2} + 32n - 28 >0$ is
The smallest integer $n$ such that $n^{3} - 11n^{2} + 32n - 28 >0$ is
go_editor
13.9k
points
814
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2018-2
quantitative-aptitude
number-systems
numerical-answer
+
–
3
votes
1
answer
22
CAT 2018 Set-2 | Question: 68
How many two-digit numbers, with a non-zero digit in the units place, are there which are more than thrice the number formed by interchanging the positions of its digits? $5$ $6$ $8$ $7$
How many two-digit numbers, with a non-zero digit in the units place, are there which are more than thrice the number formed by interchanging the positions of its digits?...
go_editor
13.9k
points
741
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2018-2
quantitative-aptitude
number-systems
+
–
2
votes
1
answer
23
CAT 2018 Set-2 | Question: 80
Let $t_{1}, t_{2},\dots$ be a real numbers such that $t_{1}+t_{2}+\dots+t_{n}=2n^{2}+9n+13$, for every positive integers $n\geq2$.If $t_{k}=103$ , then $k$ equals
Let $t_{1}, t_{2},\dots$ be a real numbers such that $t_{1}+t_{2}+\dots+t_{n}=2n^{2}+9n+13$, for every positive integers $n\geq2$.If $t_{k}=103$ , then $k$ equals
go_editor
13.9k
points
615
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2018-2
quantitative-aptitude
number-systems
numerical-answer
+
–
2
votes
1
answer
24
CAT 2018 Set-2 | Question: 79
If $\text{N}$ and $x$ are positive integers such that $\text{N}^{\text{N}}=2^{160}$ and $\text{N}^{2} + 2^{\text{N}}$ is an integral multiple of $2^{x}$, then the largest possible $x$ is _______
If $\text{N}$ and $x$ are positive integers such that $\text{N}^{\text{N}}=2^{160}$ and $\text{N}^{2} + 2^{\text{N}}$ is an integral multiple of $2^{x}$, then the largest...
go_editor
13.9k
points
691
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2018-2
quantitative-aptitude
number-systems
numerical-answer
+
–
3
votes
2
answers
25
CAT 2018 Set-2 | Question: 90
If the sum of squares of two numbers is $97$, then which one of the following cannot be their product? $-32$ $48$ $64$ $16$
If the sum of squares of two numbers is $97$, then which one of the following cannot be their product?$-32$$48$$64$$16$
go_editor
13.9k
points
819
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2018-2
quantitative-aptitude
number-systems
+
–
1
votes
0
answers
26
CAT 2018 Set-2 | Question: 85
If $\text{A}=\left \{6^{2n} - 35n - 1: n=1,2,3 \dots \right \}$ and $\text{B}= \left \{35\left (n - 1 \right ) : n=1,2,3\dots \right \}$ then which of the following is true? Neither every member of $\text{A}$ is in $\text{B}$ nor every member of ... $\text{A}$ Every member of $\text{B}$ is in $\text{A}$ At least one member of $\text{A}$ is not in $\text{B}$
If $\text{A}=\left \{6^{2n} – 35n – 1: n=1,2,3 \dots \right \}$ and $\text{B}= \left \{35\left (n – 1 \right ) : n=1,2,3\dots \right \}$ then which of the followin...
go_editor
13.9k
points
430
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2018-2
quantitative-aptitude
number-systems
+
–
2
votes
1
answer
27
CAT 2018 Set-2 | Question: 92
The smallest integer $n$ for which $4^{n}>17^{19}$ holds, is closest to $33$ $37$ $39$ $35$
The smallest integer $n$ for which $4^{n}>17^{19}$ holds, is closest to$33$$37$$39$$35$
go_editor
13.9k
points
647
views
go_editor
asked
Mar 20, 2020
Quantitative Aptitude
cat2018-2
quantitative-aptitude
number-systems
+
–
2
votes
1
answer
28
CAT 2018 Set-1 | Question: 79
While multiplying three real numbers, Ashok took one of the numbers as $73$ instead of $37$. As a result, the product went up by $720$. Then the minimum possible value of the sum of squares of the other two numbers is _________
While multiplying three real numbers, Ashok took one of the numbers as $73$ instead of $37$. As a result, the product went up by $720$. Then the minimum possible value of...
go_editor
13.9k
points
767
views
go_editor
asked
Mar 19, 2020
Quantitative Aptitude
cat2018-1
quantitative-aptitude
number-systems
numerical-answer
+
–
2
votes
1
answer
29
CAT 2018 Set-1 | Question: 92
The number of integers $x$ such that $0.25 < 2^x < 200$, and $2^x +2$ is perfectly divisible by either $3$ or $4$, is _______
The number of integers $x$ such that $0.25 < 2^x < 200$, and $2^x +2$ is perfectly divisible by either $3$ or $4$, is _______
go_editor
13.9k
points
739
views
go_editor
asked
Mar 19, 2020
Quantitative Aptitude
cat2018-1
quantitative-aptitude
number-systems
numerical-answer
+
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0
votes
0
answers
30
CAT 2017 Set-2 | Question: 67
The numbers $1, 2,\dots$,$9$ are arranged in a $3 \times 3$ square grid in such a way that each number occurs once and the entries along each column, each row, and each of the two diagonals add up to the same value. If the top left and the top right entries of the grid are $6$ and $2$, respectively, then the bottom middle entry is None of the options $1$ $2$ $4$
The numbers $1, 2,\dots$,$9$ are arranged in a $3 \times 3$ square grid in such a way that each number occurs once and the entries along each column, each row, and each o...
go_editor
13.9k
points
470
views
go_editor
asked
Mar 16, 2020
Quantitative Aptitude
cat2017-2
quantitative-aptitude
number-systems
+
–
1
votes
1
answer
31
CAT 2017 Set-2 | Question: 87
If the product of three consecutive positive integers is $15600$ then the sum of the squares of these integers is $1777$ $1785$ $1875$ $1877$
If the product of three consecutive positive integers is $15600$ then the sum of the squares of these integers is $1777$$1785$$1875$$1877$
go_editor
13.9k
points
680
views
go_editor
asked
Mar 16, 2020
Quantitative Aptitude
cat2017-2
quantitative-aptitude
number-systems
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1
votes
1
answer
32
CAT 2017 Set-2 | Question: 93
Let $a_{1},a_{2},a_{3},a_{4},a_{5}$ be a sequence of five consecutive odd numbers. Consider a new sequence of five consecutive even numbers ending with $2a_{3}$. If the sum of the numbers in the new sequence is $450$, then $a_{5}$ is $50$ $51$ $52$ $49$
Let $a_{1},a_{2},a_{3},a_{4},a_{5}$ be a sequence of five consecutive odd numbers. Consider a new sequence of five consecutive even numbers ending with $2a_{3}$. If the s...
go_editor
13.9k
points
567
views
go_editor
asked
Mar 16, 2020
Quantitative Aptitude
cat2017-2
quantitative-aptitude
number-systems
+
–
0
votes
0
answers
33
CAT 2017 Set-1 | Question: 91
The number of solutions $\left ( x, y, z \right )$ to the equation $x-y-z=25$, where $x, y,$ and $z$ are positive integers such that $x\leq 40,y\leq 12,$ and $z\leq 12,$ is $101$ $99$ $87$ $105$
The number of solutions $\left ( x, y, z \right )$ to the equation $x-y-z=25$, where $x, y,$ and $z$ are positive integers such that $x\leq 40,y\leq 12,$ and $z\leq 12,$ ...
go_editor
13.9k
points
335
views
go_editor
asked
Mar 13, 2020
Quantitative Aptitude
cat2017-1
quantitative-aptitude
number-systems
+
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0
votes
0
answers
34
CAT 2016 | Question: 80
A salesman enters the quantity sold and the price into the computer. Both the numbers are two-digit numbers. But, by mistake, both the numbers were entered with their digits interchanged. The total sales value remained the same, i.e. Rs. $1,148$, but the inventory reduced by $54$. ... the actual price per piece? $\text{Rs. }82$ $\text{Rs. }41$ $\text{Rs. }6$ $\text{Rs. }28$
A salesman enters the quantity sold and the price into the computer. Both the numbers are two-digit numbers. But, by mistake, both the numbers were entered with their dig...
go_editor
13.9k
points
631
views
go_editor
asked
Mar 11, 2020
Quantitative Aptitude
cat2016
quantitative-aptitude
number-systems
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0
votes
0
answers
35
CAT 2016 | Question: 78
Once I had been to the post office to buy five-rupee, two- rupee and one-rupee stamps. I paid the clerk Rs. $20$, and since he had no change, he gave me three more one-rupee stamps. If the number of stamps of each type that I had ordered initially was more than one, what was the total number of stamps that I bought ___________
Once I had been to the post office to buy five-rupee, two- rupee and one-rupee stamps. I paid the clerk Rs. $20$, and since he had no change, he gave me three more one-ru...
go_editor
13.9k
points
300
views
go_editor
asked
Mar 11, 2020
Quantitative Aptitude
cat2016
quantitative-aptitude
number-systems
numerical-answer
+
–
1
votes
1
answer
36
CAT 2016 | Question: 75
If $n$ is any odd number greater than $1$, then $n(n^2 – 1)$ is divisible by $96$ always divisible by $48$ always divisible by $24$ always None of these
If $n$ is any odd number greater than $1$, then $n(n^2 – 1)$ isdivisible by $96$ alwaysdivisible by $48$ alwaysdivisible by $24$ alwaysNone of these
go_editor
13.9k
points
659
views
go_editor
asked
Mar 11, 2020
Quantitative Aptitude
cat2016
quantitative-aptitude
number-systems
+
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0
votes
0
answers
37
CAT 2016 | Question: 88
Out of two-thirds of the total number of basketball matches, a team has won $17$ matches and lost $3$ of them. What is the maximum number of matches that the team can lose and still win more than three fourths of the total number of matches, if it is true that no match can end in a tie _________
Out of two-thirds of the total number of basketball matches, a team has won $17$ matches and lost $3$ of them. What is the maximum number of matches that the team can los...
go_editor
13.9k
points
306
views
go_editor
asked
Mar 11, 2020
Quantitative Aptitude
cat2016
quantitative-aptitude
number-systems
numerical-answer
+
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1
votes
1
answer
38
CAT 2016 | Question: 97
What is the sum of all two-digit numbers that give a remainder of $3$ when they are divided by $7?$ $666$ $676$ $683$ $777$
What is the sum of all two-digit numbers that give a remainder of $3$ when they are divided by $7?$$666$$676$$683$$777$
go_editor
13.9k
points
516
views
go_editor
asked
Mar 11, 2020
Quantitative Aptitude
cat2016
quantitative-aptitude
number-systems
+
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0
votes
1
answer
39
CAT 2015 | Question: 70
For the product $n\left ( n+1 \right )\left ( 2n+1 \right ),n \in \mathbf{N}$, which one of the following is not necessarily true? It is even Divisible by $3$ Divisible by the sum of the square of first $n$ natural numbers Never divisible by $237$
For the product $n\left ( n+1 \right )\left ( 2n+1 \right ),n \in \mathbf{N}$, which one of the following is not necessarily true? It is evenDivisible by $3$Divisible by ...
go_editor
13.9k
points
568
views
go_editor
asked
Mar 9, 2020
Quantitative Aptitude
cat2015
quantitative-aptitude
number-systems
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0
votes
1
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CAT 2015 | Question: 93
A young girl counted in the following way on the fingers of her left hand. She started calling the thumb $1$, the index finger $2$, middle finger $3$, ring finger $4$, little finger $5$, then reversed direction, calling the ring finger $6$, middle ... middle finger for $11$, and so on. She counted up to $1994$. She ended on her. thumb index finger middle finger ring finger
A young girl counted in the following way on the fingers of her left hand. She started calling the thumb $1$, the index finger $2$, middle finger $3$, ring finger $4$, li...
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Mar 9, 2020
Quantitative Aptitude
cat2015
quantitative-aptitude
number-systems
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