Jennifer had $30 to spend on herself. She spent 1/5 of the money on a sandwich, 1/6 for a ticket to a museum, and 1/2 of it on a book. How much money does Jennifer have left over?
Jennifer spent $6 on a sandwich so she now has $24. Then she spent $4 on a museum ticket so she now has $20. She then spends $10 on a book so she is left with $10
