The ratio of two numbers is 2:3 and the sum of their cubes is 945. The difference of number is?
Choose the correct choice from the following answers:
A) 3  B) 4  C) 5  D) 6  E) 8
2x 3x   8x cube + 27x cube = 945   35x cube = 945   x cube = 27 =&gt; x = 3.3nswer: 3
<result>A</result>
The ratio of two numbers is 2:3 and the sum of their cubes is 945. The difference of number is?