The least number by which 72 must be multiplied in order to produce a multiple of 112, is:	Pick one.
A) 6 B) 12 C) 14 D) 18 E) 20
Required number is divisible by 72 as well as by 112, if it is divisible by their LCM, which is 1008.   Now, 1008 when divided by 72, gives quotient= 14.   Therefore, required number= 14.   Answer: 14
<result>C</result>
The least number by which 72 must be multiplied in order to produce a multiple of 112, is: