The L.C.M. of two numbers is 42. The numbers are in the ratio 2 : 3. Then sum of the number is:  Answers.
A) 28 B) 32 C) 35 D) 53 E) 54

Rationale: let the numbers be 2 x and 3 x . then , their l . c . m . = 6 x . so , 6 x = 42 or x = 7 . the numbers are 14 and 21 . hence , required sum = ( 14 + 21 ) = 35 . answer : option c
Answer: C