Subject :IMO Class : Class 8

Which of the following options is INCORRECT?

A Three numbers are in the ratio 1 : 2 : 3 and the sum of their cubes is 4500. The numbers will be 5, 10, 15.

B The digit in the units place for the cube of a four digit number of the form *xyz*8 is 2.

C The smallest number by which 3600 be divided to make it a perfect cube is 450.

D None of these