Posted by **Anonymous** on Sunday, October 2, 2011 at 11:56pm.

John's father is thrice as old as John. 6 years from now, his father will be 24 years older than John. How old is John now?

- math -
**Peter**, Monday, October 3, 2011 at 12:54am
"I think we can say that the father is 24 years older than John, regardless of how old they are. If J represents John's age now, then 3J represents John's father's age. This is equal to J+24, so we set an equation

3J = J + 24

2J = 24

J = 12, 3J = 36

John is 12, and his father is 36."

- math -
**humayo**, Saturday, March 15, 2014 at 5:34am
3log+6

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