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Mathematics, 30.03.2021 03:40 regalc731ost238

Riza is 13 years old now. Her mother will be 3 times as old as her in 3 years time. What was their age 3 years ago?

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Riza is 13 years old now. Her mother will be 3 times as old as her in 3 years time. What was their a...
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