Level 3
Eric has a total of 14 fifty-cent and ten-cent coins. The total value of the coins is $3. If he spends all the fifty-cent coins on a stapler, how much does the stapler cost?
Level 3
Sarah cuts a piece of wire into three pieces. The first piece is 156 cm shorter than the second piece. The second piece is 2 m 42 cm longer than the third piece. If the first piece is 2 m 26 cm long, find the length of the third piece in m and cm.