SOLUTION: Your age of 15 is 2/5 your father's age. How old is your father?

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Question 1052948: Your age of 15 is 2/5 your father's age. How old is your father?
Answer by ikleyn(52782) About Me  (Show Source):
You can put this solution on YOUR website!
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Your age of 15 is 2/5 your father's age. How old is your father?
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The literal math translation is

%282%2F5%29%2Ax = 15.

Then x = %285%2A15%29%2F2 = 37.5.

In age problems all the data including the answer MUST be integer numbers.

If they are not integer, it is VERY BAD STYLE.

Low mark to the person who invented this problem.