Question

3 numbers are in ratio 2:3:4and the sum of their cubes is 12375 find the number

Answer 1

Let numbers be 2x, 3x, 4x.
Total of there cubes = 12375

So,
2x+3x+4x= 12,375
9x=12,375
x=12375/9
x= 1375

Hence the numbers are:
2x= 2750
3x=4125
4x=5500