Question

Find the numbers which are in the ratio 3:2:4 such that the sum of the first and the second added to the difference of the third and the second is 21​

Answer 1

Answer:

4x-2x+3x+2x=21

7x=21

x=3

3x=3(3)=9

2x=2(3)=6

4x=4(3)=12

the numbers are 9,6,12