The ratio of numbers is 3:4 and their H.C.F is 5. Their L.C.M is:  Choose the correct choice from the following options: A) 12 B) 16 C) 24 D) 60 E) 98

Rationale: "let the numbers be 3 x and 4 x . then their h . c . f = x . so , x = 5 . so , the numbers are 15 and 20 . l . c . m of 15 and 20 = 60 . answer : d"
Answer: D