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Mary, who is 16 years old, is four times as old as her brother. how old will mary be when she is twice as old as her brother?
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5 votes
Mary, who is 16 years old, is four times as old as her brother. how old will mary be when she is twice as old as her brother?

User Rodeinator
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2 Answers

3 votes
Mary will be 8 years old 
User Ashish Jagtap
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9.0k points
4 votes
Mary will be 18 when she is twice as old as her brother
User Cyrille Ka
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