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The HCF and LCM of two numbers m and n a...

The HCF and LCM of two numbers `m` and `n` are respectively 6 and 210. If `m+n = 72` , then `1/m + 1/n ` is equal to

A

`1/(35)`

B

`3/(35)`

C

`(5)/(37)`

D

`(2)/(36)`

Text Solution

Verified by Experts

The correct Answer is:
D
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ARIHANT SSC-HCF AND LCM-Fast Track Practice (EXERCISE C BASE LEVEL QUESTIONS)
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  3. The HCF and LCM of two numbers m and n are respectively 6 and 210. If ...

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  4. If a number is exactly divisible by 11 and 13,which of the following t...

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  5. L.C.M of two numbers is 48. If two numbers are in ratio 2:3, sum of th...

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  6. Four numbers are in the ratio of 10:12:15: 18 If their HCF is 3, then ...

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  7. The product of two whole numbers is 1500 and their HCF is 10. Find ...

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  8. If the HCF of a and b are 12 , where a,b are positive integers and a g...

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  9. The sum of HCF and LCM of two numbers Is 403 and their LCM is 12 times...

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  10. The LCM of two numbers is 495 and their HCF is 5.If sum of the numbers...

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  11. The LCM of two numbers is 20 times of their HCF and (LCM + HCF) = 2520...

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  12. The sum of two numbers is 1056 and their HCF is 66, find the number of...

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  13. What is the smallest possible length that can be exactly measured by t...

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  14. What is the least number which is exactly divisible by 8, 9, 12, 15 an...

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  15. Find the greatest number of 3 digits which when divided by 6,9,12 leav...

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  16. What will be the greatest number that divides 1356, 1868 and 2764 leav...

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  17. Find the greatest number that divides 130, 305 and 245 leaving remaind...

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