AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 17

HARD

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IMPORTANT

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The LCM of two numbers is $28$ times of their HCF. The sum of their LCM and HCF is $1740$ . If one of the numbers is $240$ , then the other number is?

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Important Questions on LCM and HCF

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IMPORTANT

AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 18

Three numbers are in the ratio

3 : 4 : 5

and their LCM is

2400

. Their HCF is ____.

HARD

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IMPORTANT

AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 19

Find the least number which when divided by

12, 16, 18

and

30

leaves remainder

4

in each case but it is completely divisible by

7

.

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IMPORTANT

AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 20

How many numbers less than

10000

are there, which are divisible by

21

,

35

and

63

?

EASY

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IMPORTANT

AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 21

The HCF of two numbers is

8

. Which one of the following can never be their LCM?

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IMPORTANT

AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 22

What is the least number, which when divided by

12

leaves a remainder of

7

, when divided by

15

leaves a remainder of

10

and when divided by

16

leaves a remainder of

11

?

EASY

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IMPORTANT

AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 23

What is the least number, which when divided by

8, 9, 12

and

15

leaves a remainder

1

in each case?

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IMPORTANT

AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 24

What is the greatest number of

3

digits, which when divided by

6, 9

and

12

leaves a remainder of

3

in each case?

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DRDO MTS Tier - II

IMPORTANT

AFCAT for Flying, Technical and Ground Duty Branch - Numerical Ability>Chapter 5 - LCM and HCF>Practice Exercise>Q 25

Three different containers contain different qualities of a mixture of milk and water whose measurements are $403 kg$ , $434 kg$ and $465 kg$ . What biggest measure must be there to measure all the different quantities exactly?