Tue 11 Jan, 2011 03:40 am - Q1: A boy is 4 years old and his sister is three times as old as he is. When the boy is 12 years old, how old will his sister be?
Q2: Two girls caught 25 frogs. Lisa caught four times as many... (view)
Tue 11 Jan, 2011 03:17 am - A boy is 4 years old and his sister is three times as old as he is. When the boy is 12 years old, how old will his sister be? (view)
