16. |
The H.C.F. of two numbers is 11 and their L.C.M. is 7700. If one of the numbers is 275, then the other is: |
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17. |
What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30 ? |
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18. |
The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is: |
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19. |
The smallest number which when diminished by 7, is divisible 12, 16, 18, 21 and 28 is: |
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20. |
252 can be expressed as a product of primes as: |
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