Question

Example 7. A certain sum of money has been divided into two parts in the ratio 5 : 8. If the
first part is 250, find the total amount.
the total amount be *x.​

Answer 1

Explanation:

Let the total amount =Rsx

The amount has been divide into two parts in the ratio 9:13

Sum of the terms of the ratio =9+13=22

First part =

22

9

of total amount

Second part =

22

13

of total amount

According to given statement

22

13

of x=Rs 260

⇒

22

13

×x=Rs 260

⇒x=Rs

13

260×22

⇒x=Rs20×22

∴x=Rs 440

Answer 2

Let the total amount be = x
So first part = 5x/13
So 5x/13= 250
X = 250x13/5 = 650