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Recent questions tagged factors

1 vote
1 answer
1
Let $P= \{2,3,4,\ldots 100\}$ and $Q= \{101,102,103,\ldots 200\}.$ How many elements of $Q$ are there such that they do not have any element of $P$ as a factor? $20$ $24$ $23$ $21$
asked Mar 5 in Quantitative Aptitude Chandanachandu 290 points 3 4 24 56 views
3 votes
2 answers
2
Find the smallest number $y$ such that $y \times 162$ $(y$ multiplied by $162)$ is a perfect cube. $A)24$ $B)27$ $C)32$ $D)36$
asked Nov 1, 2017 in Quantitative Aptitude Lakshman Patel RJIT 6.7k points 9 107 447 521 views
2 votes
1 answer
3
What is the smallest number, which when increased by 5 is completely divisible by 8, 11 and 24? 264 259 269 None of these
asked Oct 28, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 164 views
1 vote
1 answer
4
For the product $n(n + 1)(2n + 1)$, $n \hat{I} N$, which one of the following is necessarily false? It is always even Divisible by $3$. Always divisible by the sum of the square of first n natural numbers Never divisible by $237$.
asked Aug 29, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 109 views
1 vote
1 answer
5
$5^{4}-1$ is divisible by $13$ $31$ $5$ none of these
asked Aug 28, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 150 views
1 vote
2 answers
6
If n is any odd number greater than $1$, then the largest number that divides $n(n^{2} - 1)$ is: $48$ $24$ $6$ None of these
asked Jul 17, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 250 views
0 votes
2 answers
7
A number when divided by a divisor leaves 22 as the remainder. Twice the number when divided by same divisor leaves 7 as the remainder. Find the divisor? (a) 23 (b) 27 (c) 33 (d) 37
asked Sep 25, 2015 in Quantitative Aptitude Pooja Palod 1.8k points 9 33 57 381 views
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