Level 3
Min saved two coins every day from Monday to Sunday by putting them into a glass jar. Each coin was either a 5¢ or 20¢ coin. The total value of the coins at the end of 5 weeks was $11.00. How many of the coins were 20¢ coins?
4 m
Level 3
Jim started saving part of his pocket money by putting 2 coins in a money box every day. Each coin was either a 20¢ or 50¢ coin. His mother also put on a $1 coin in the box every 7 days. The total value of the coins after 98 days was $82.30.
  1. How many coins were there altogether?
  2. How many of the coins were 50¢ coins?
4 m
Level 3
Tank A has thrice as much water as Tank B. If Gilbert adds 0.5 ℓ of water to Tank A and 1.8 ℓ of water to Tank B, both tanks will have the same volume of water. Find the volume of water in Tank A at first.
4 m
Level 3
A carton packed with 1 packet of rice weighs 5.62 kg. The same carton when packed with 4 such packets of rice weighs 21.43 kg.
  1. Find the mass of 1 packet of rice in kg.
  2. Find the mass of the empty carton in kg.
4 m
Level 3 PSLE
Jenny has two types of bottles, large and small. She filled 3 large bottles and 7 small bottles with 10.5 ℓ of the drink she made. With the remaining drink, she could not fill another large bottle as she was short of 0.3 ℓ. Thus, she filled another small bottle and had 0.6 ℓ left over.
  1. How many litres of drink did the large bottle hold more than the small bottle?
  2. How many litres of drink did a small bottle hold?
4 m