Level 3
At the end of May, Xandra had thrice as many 20-cent coins as 50-cent coins in her piggy bank. She took out 70 20-cent coins and exchanged it for 50-cent coins of the same value. In June, she saved another 38 20-cent coins and some 50-cent coins. She then had four times as many 50-cent coins in the end. She had 500 coins in the end. How many 50-cent coins did she save in June?
Level 3
The number of ten-cent coins in a jar was 13 the number of fifty-cent coins. Zane took out 19 fifty-cent coins and exchanged them for ten-cent coins. Then he put the money back into the jar. The number of fifty-cent coins became 58 the number of ten-cent coins. How much money was there in the jar?
Level 2 PSLE
Abel had 13 more two-dollar notes than five-dollar notes at first. He exchanged $20 worth of five-dollar notes for two-dollar notes. How many less five-dollar notes than two-dollar notes did Abel have after the exchange?
Level 3
A jar contained $2 and $5 notes with a total value of $518. 4 pieces of $5 were exchanged for $2 notes of similar value. In the end, the number of $2 notes was the same as the $5 notes. How many $5 notes were there at first?
Level 3
A ferry can carry a maximum of 35 adults or 40 children. A ticket for an adult cost $45 and a ticket for a child cost $20. A group of adults and children took 3 such ferries at maximum load on a ferry trip. They paid a total of $3795 for the tickets.
Level 3 A ferry can carry a maximum of 30 adults or 50 children. A ticket for an adult cost $60 and a ticket for a child cost $35. A group of adults and children took 2 such ferries at maximum load on a ferry trip. The total amount paid for the adults was $1115 more than the total amount paid for the children.