Question

4 points
The average age of three boys is 25
years and their ages in the
proportion 3:5:7. The age of the
youngest boy is
​

Answer 1

Answer:

5

Step-by-step explanation:.

Let

first boy =3x. second boy =5x. third boy =7x.

3x+5x+7x=25.

15x=25

x=25/15

x=5/3

smallest boy age =3*5/3=5