Question

The average age of three girls is 35 year. The ratio of their age is 3: 5 : 07 . find age of of the youngest one. pls tell I'll mark as brainliest...plz​

Answer 1

Answer:

21 years

Step-by-step explanation:

let rational amount be X

Then 3x+5x+7x=35×3

=x=105/15

Then youngest girl age= 3x

=3×7=21 years

Answer 2

Step-by-step explanation:

21 years is the correct answer