SOLUTION: in 45 years john will be 4 times his age now how old is he now

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Question 1105937: in 45 years john will be 4 times his age now how old is he now
Answer by ikleyn(52817)   (Show Source):
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J+45 = 4J 45 = 3J J = = 15 years.

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There is a bunch of lessons on age word problems
    - Age problems and their solutions
    - A fresh formulation of a traditional age problem
    - Really intricate age word problem
    - Selected age word problems from the archive
    - Age problems for mental solution
in this site.

Read them and become an expert in solving age problems.

Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Age word problems".

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Free of charge online textbook in ALGEBRA-I
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to your archive and use it when it is needed.