1. “My, how you’ve grown,” said Aunt Aggie, who had just arrived for Peter’s birthday party. “Nearly as tall as your teenage brother. How old are you now, Jim?” The boy grinned. “Not quite as tall as Paul. He’s an inch taller than me. But I’m twice as old as Paul was when I was one and a half times as old as Pete is.” His aunt thought a moment. “Then Paul must be one and a half times as old as Pete will be when Paul is twice your present age,” she commented. How old were the three boys?

Ages 2, 14 and 18

Ages 4, 19 and 26

Ages 5, 15 and 22