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John is 4 times as old as Martha. Five years ago the sum of their ages was 50. How old are they now?
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hm..
40 divide by 10.
therefore, john is 40 and Martha is 10
That sounds about right. :) Thank you. <3
What about "Five years ago the sum of their ages was 50." ?
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35 + 5 does not equal 50
That would mean we would have to add 5 to each age to get the ages that the two people are at now, wouldn't it?
Ok try that.
*nods*
its easy get John's age as x and Martha's age as y Then x=4y sum of ages before 5 years was 50 So now it is 60 x + y = 60 Solving 5y = 60 y = 12 x =48
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Okay. Thank you. ^u^
No problem
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