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The product of two numbers is 84 and the...

The product of two numbers is 84 and their HCF is 2. Find the numbers of such pairs.

A

2

B

3

C

4

D

5

Text Solution

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The correct Answer is:
B
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ADVANCED MATHS BY ABHINAY MATHS ENGLISH-LCM & HCF -MULTIPLE CHOICE QUESTIONS
  1. The smallest perfect square divisible by each of 6, 12 and 18 is :

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  2. Two numbers are in the ratio 3 : 4. Their LCM is 84. The greater numbe...

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  3. The product of two numbers is 84 and their HCF is 2. Find the numbers ...

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  4. If the sum of two numbers is 36 and their H.C.F. and L.C.M. are 3 a...

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  5. The LCM of two numbers is 44 times of their HCF. The sum of the LCM an...

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  6. The HCF and LCM of two numbers are 12 and 420 respectively. Then the n...

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  7. The LCM of two numbers is 520 and their HCF is 4. If one of the number...

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  8. The HCF of two numbers is 96 and their LCM is 1296. If one of the numb...

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  9. The LCM of two numbers is 4 times their HCF. The sum of LCM and HCF is...

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  10. The product of two numbers is 2028 and their H.C.F. is 13. The numb...

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  11. The L.C.M. of three different numbers is 120. Which of the followin...

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  12. Find the least number which when divided by 16, 18, 20 and 25 leaves 4...

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  13. The traffic lights at three different road crossings change after 24 s...

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  14. Find the HCF of 3/4, 5/6 and 6/7

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  15. Four runners started running simultaneously from a point on a circular...

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  16. Three bells ring simultaneously at 11 am. They ring at regular interva...

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  17. A farmer has 945 cows and 2475 sheep. He farms them into flock keeping...

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  18. The greatest 4-digit number exactly divisible by 10, 15, 20 is:

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  19. The greatest number that divides 411, 684, 821 and leaves 3, 4 and 5 a...

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  20. The ratio of two numbers is 3 : 4 and their HCF is 5. Their LCM is:

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