Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 21

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The LCM of two numbers is $85$ and their product is $1020$ . Their HCF will be:

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Important Questions on HCF and LCM

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Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 5

HCF of three numbers is

12

. If they are in the ratio

1 : 2 : 3

, the numbers are:

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Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 7

The traffic lights at three different road crossings change after every $48$ seconds, $72$ seconds and $108$ seconds respectively. If they all change simultaneously at $8 : 20 : 00$ hours, then they will again change simultaneously at:

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Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 8

The HCF of two numbers is

16

and their LCM is

160

. If one of the number is

32

, then the other number is:

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Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 11

The least perfect square number which is divisible by

3, 4, 5, 6

and

8

is:

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Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 12

The smallest number which is divisible by

12, 15, 20

and is a perfect square, is:

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Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 13

The sum of two numbers is

216

and their HCF is

27

. The numbers are:

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Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 14

The HCF and LCM of the two numbers are

44

and

264

respectively. If the first number is divided by

2

, the quotient is

44

. The other number is:

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Himachal Pradesh Patwari Recruitment Exam - Arithmetic>Chapter 2 - HCF and LCM>Multiple Choice Questions>Q 22

HCF of

420, 315

and

462

is: