by what least number 4320 be multiplied to obtain a number which is a perfect cube ?
Choose the correct choice from the following choices.
A) 25
B) 50
C) 70
D) 30
E) 60
Solution   Clearly, 4320 = 23 * 33 * 22 * 5.   to make it a perfect cube, it must be multiplied by 2 * 52 i.e., 50 .   Answer 50
<result>B</result>
by what least number 4320 be multiplied to obtain a number which is a perfect cube ?