Question 485500
Tina is 4 years younger than her brother Jeff. Find Tina's age when Jeff is 15, 20, and 58 years old.
<pre>
Since Tina is 4 yesrs younger than than Jeff, if Jeff is 15, Tina is
4 years younger than 15, or 11.


Since Tina is 4 yesrs younger than than Jeff, if Jeff is 20, Tina is
4 years younger that 20, or 16.


Since Tina is 4 yesrs younger than than Jeff, if Jeff is 58, Tina is
4 years younger than 58 or 54.

Pretty easy, huh?

Edwin</pre>