Question

Nimol talks on the phone $3 \frac{1}{2}$ more than his brother. His parents scolded him and asked him to cut down on phone calls.He reduced$\frac{2}{5}$ of the time he used to. How long did his brother spend talking on the Phone.

Answer 1

His brother spent talking on the phone

Step - by - Step Explanation

What to find?

Time Nimol's brother spent talking on phone.

Let x be the time Nimol spent in talking on phone.

Let y be the time Nimol's brother spent talking on phone.

x = y + 3 1/2

x =2/5 ( y + 3 1/2)