self Maths Puzzle Logical Reasoning Blood Relations

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The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is:

A. 12 B. 16
C. 24 D. 48
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self Other Question


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:

A. 279 B. 283
C. 308 D. 318

252 can be expressed as a product of primes as:

A. 2 x 2 x 3 x 3 x 7 B. 2 x 2 x 2 x 3 x 7
C. 3 x 3 x 3 x 3 x 7 D. 2 x 3 x 3 x 3 x 7