Question

each one score? 11. Riya's mother is three times as old as Riya and four times as old as Riya's sister Priya. Priya is three year younger than Riya. How old are Riya, Priya and their mother?
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Answer 1

Answer:

3(x-3)=2x-3

3x-9=2x-3

3x-2x=-3+9

X=6

Priya age is 6 years

Riya age is 2x=2×6=12 years