Question

The difference in age between a girl and her younger sister is 4 years. The younger sister in turn is 4 years older than her brother the sum of the ages of the younger sister and her brother is 16. How old are the three children?

Answer 1

Here's ur answer my frd:

The girl is 14 years old.
Her younger sister is 10 years old and their brother is 6 years old.
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Hope This helps :)

Answer 2

ages :  x+4     ; x ;   x-4

(x+4) + (x-4) = 16
2x = 16
x = 8

ages : brother : 12 yrs
elder sister :8 yrs
younger sister = 4 yrs