Question

9. Divide 3450 among A, B and C in the ratio 3:5:7

10. Two numbers are in the ratio 11:11
their sum is 460. Find the number
arts in the ratio 4:3. Find the length
A, B and C in the ratio 3:5:7.​

Answer 1

Step-by-step explanation:

9.

let the ratio be3x 5x and 7x

Then ,

• 3x + 5x + 7x =3450
• 15x =3450
• x =230

1. A= 3x =3×230 =690
2. B= 5x =5×230 =1150
3. C= 7x = 7× 230 =1610