Question

Pls help …. Need it immediately ….

Answer 1

The answer is 10.73 years.

Here, the formula we can use is :

$\boxed {Children = \frac{Boys+Girls}{2}}$ (for the average)

Substitute the values mentioned in the question.

10.54 = (10.35 + Girls)/2

21.08 = 10.35 + Girls

Girls = 10.73 years