The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is:  Pick one.
A) 12	B) 16	C) 24	D) 48	E) None
EXPLANATION   Let the numbers be 3x and 4x. Then, their H.C.F. = x. So, x = 4.   So, the numbers 12 and 16.   L.C.M. of 12 and 16 = 48.   Answer 48
<result>D</result>
The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is: