SOLUTION: Lisa will be half as old as her brother in five years. How old will she be in seven years if her brother is now nine?
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Question 877529: Lisa will be half as old as her brother in five years. How old will she be in seven years if her brother is now nine?
Answer by lwsshak3(11628) (Show Source): You can put this solution on YOUR website!
Lisa will be half as old as her brother in five years. How old will she be in seven years if her brother is now nine?
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At present:
Brother's age=9
..
In 5 years:
Brother's age=9+5=14
Lisa's age=14/2=7
..
In 7 years:
Lisa's age=7+2=9
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