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: A) 3 B) 4 C) 6 D) 7 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?