Recent questions tagged lcm-hcf

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NIELIT 2019 Feb Scientist D - Section C: 1
The $L.C.M$ of $\left (x^{3}-x^{2}-2x \right)$ and $\left (x^{3}+x^{2} \right)$ is : $\left (x^{3}-x^{2}-2x \right)$ $\left (x^{2}+x \right)$ $\left (x^{4}-x^{3}-2x^{2} \right)$ $x-2$

The $L.C.M$ of $\left (x^{3}-x^{2}-2x \right)$ and $\left (x^{3}+x^{2} \right)$ is : $\left (x^{3}-x^{2}-2x \right)$ $\left (x^{2}+x \right)$ $\left (x^{4}-x^{3}-2x^{2} \right)$ $x-2$

asked Apr 3, 2020 in Quantitative Aptitude Lakshman Patel RJIT 9.4k points 98 views

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NIELIT 2019 Feb Scientist C - Section C: 12
About the number of pairs which have $16$ as their H.C.F. and $136$ as their L.C.M., we can definitely say that: Only one such pair exists Only two such pairs exist Many such pairs exist No such pair exists

About the number of pairs which have $16$ as their H.C.F. and $136$ as their L.C.M., we can definitely say that: Only one such pair exists Only two such pairs exist Many such pairs exist No such pair exists

asked Apr 1, 2020 in Quantitative Aptitude Lakshman Patel RJIT 9.4k points 94 views

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NIELIT 2019 Feb Scientist C - Section C: 28
The H.C.F. of $(4x^{3}+3x^{2}y-9xy^{2}+2y^{3})$ and $(x^{2}+xy-2y^{2})$ is : $(x-2y)$ $(x-y)$ $(x+2y)(x-y)$ $(x-2y)(x-y)$

The H.C.F. of $(4x^{3}+3x^{2}y-9xy^{2}+2y^{3})$ and $(x^{2}+xy-2y^{2})$ is : $(x-2y)$ $(x-y)$ $(x+2y)(x-y)$ $(x-2y)(x-y)$

asked Apr 1, 2020 in Quantitative Aptitude Lakshman Patel RJIT 9.4k points 76 views

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NIELIT 2016 DEC Scientist B - Section A: 43
The $LCM$ of two numbers is $45$ times their $HCF$. If the sum of the $LCM$ and the $HCF$ of these two numbers is $1150$ and one of the numbers is $125$, then the other number is : $256$ $225$ $250$ $255$

The $LCM$ of two numbers is $45$ times their $HCF$. If the sum of the $LCM$ and the $HCF$ of these two numbers is $1150$ and one of the numbers is $125$, then the other number is : $256$ $225$ $250$ $255$

asked Mar 31, 2020 in Quantitative Aptitude Lakshman Patel RJIT 9.4k points 328 views

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NIELIT 2017 July Scientist B - Section A: 15
Let $N$ be the greatest number that will divide $1305, 4665$ and $6905$, leaving the same remainder in each case. Then sum of the digits in $N$ is $4$ $5$ $6$ $8$

Let $N$ be the greatest number that will divide $1305, 4665$ and $6905$, leaving the same remainder in each case. Then sum of the digits in $N$ is $4$ $5$ $6$ $8$

asked Mar 30, 2020 in Quantitative Aptitude Lakshman Patel RJIT 9.4k points 191 views

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6

How to Prepare for Quantitatve Aptitude, Chapter: Number System, Topic: HCF & LCM

Which of the following represents the largest 4 digit number which can be added to 7249 in order to make the derived number divisible by each of 12, 14, 21, 33, and 54. (a) 9123 (b) 9383 (c) 8727 (d) None of these

asked May 13, 2018 in Quantitative Aptitude Sahil Sawant 28 points 2.2k views

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7

areas and squares
Find the minimum number of square tiles required to pave the floor of a room of 3m 25cm long and 2m 50cm broad? 144 130 156 168

Find the minimum number of square tiles required to pave the floor of a room of 3m 25cm long and 2m 50cm broad? 144 130 156 168

asked Nov 27, 2017 in Quantitative Aptitude Parshu gate 54 points 433 views

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8

What is the LCM of 147/64 and 30/44?

asked Sep 7, 2017 in Quantitative Aptitude Abhishek 2 32 points 17.1k views

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9

CAT1995-61
Three bells chime at an interval of 18, 24 and 32 minutes respectively. At a certain time they begin to chime together. What length of time will elapse before they chime together again? 2 hours 24 minutes 4 hours 48 minutes 1 hour 36 minutes 5 hours

Three bells chime at an interval of 18, 24 and 32 minutes respectively. At a certain time they begin to chime together. What length of time will elapse before they chime together again? 2 hours 24 minutes 4 hours 48 minutes 1 hour 36 minutes 5 hours

asked Aug 29, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 533 views

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What is the LCM of 147/64 and 30/44?
i tried to solve this question but ans did.come .so how can be sove this question

i tried to solve this question but ans did.come .so how can be sove this question

asked Apr 30, 2017 in Quantitative Aptitude prem8954 26 points 6.4k views

1 vote

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11

HCF and LCM
Calculate number of pairs Whose LCM is 800 and HCF is 20

Calculate number of pairs Whose LCM is 800 and HCF is 20

asked Jan 9, 2016 in Quantitative Aptitude pC 490 points 811 views

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