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Lane is 10 times Mel's age. If the difference in their age is 27, how old is Mel?
l - Lane's age m- Mel's age. Lane is 10 times Mel's age, so 10m = l difference in their age is 27 so l - m = 27 Substitute l = 10m and you'll have: 10m - m = 27 9m = 27 /:9 m=3 And l = 10m = 10*3 = 30
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