Question

5. A's and B's earnings are in the ratio 3 : 7 while Bs
and C's earnings are in the ratio 3:2. If the combined
earnings of A, B, and C are * 28,864, find how much
each of them earns.​

Answer 1

Answer:

Let income of A and B be 3x and 7x respectively. Also, their expenditure is 3y and 2y.

Now, according to question,

⇒ 3x−3y=28864 ---- ( 1 )

⇒ 7x−2y= 28864 ----- ( 2

Now, multiplying equation by 2 in1 and 3in 2 eqn .......