Level 3
In the figure, a fish tank measuring 52 cm by 25 cm by 48 cm contained 2720 mℓ of water. Serene then turned on a tap that flows at a rate of 4.32 ℓ per minute. How long does it take for the tank to be 23 filled with water? Express your answer in min.
3 m
Level 3
A rectangular tank measuring 50 cm by 25 cm by 19 cm was 12 filled with water. There was a leak at the bottom of the tank and water seeped out at the rate of 5 m? per second. How many minutes would it take to empty the tank completely? Leave your answer correct to 1 decimal place.
3 m
Level 2
Mrs Tan had 9 m of cloth. She used 240 cm of it to sew a dress and 395 cm to sew a shirt. What was the length of cloth she had left? Give your answer in cm.
2 m
Level 2
A silver egg has a mass of 10 kg 25 g. A golden egg is 2 kg 375 g lighter than the silver egg. What is the mass of the golden egg? (Give the answer in kilograms and grams.)
2 m
Level 2
The capacity of a fish tank is 4 ℓ. There are 1 ℓ 750 mℓ of water in the tank. How much more water is needed to fill the tank completely? (Give the answer in litres and millilitres.)
2 m
Level 2
The total mass of 2 boxes is 3 kg 696 g. One of the boxes weighs 108 g more than the other. What is the mass of the lighter box? (Give the answer in kilograms and grams.)
2 m
Level 2
The table shows part of a menu at a fast food restaurant. Benny wanted to buy 1 small smoothie and 1 large milk shake. How much more money would he need if he had only six 50-cent coins in his wallet?
3 m
Level 2
Alice has 2 fifty-cent coin, 3 twenty-cent coins and 3 five-cent coins in her piggy bank. How much money does she have altogether? Express your answer in dollars.
3 m
Level 2
Seth paid $24 for an equal number of shirts and vests. Each vest cost $4.50. Each shirt cost $3 more than each vest. How many shirts did she buy?
2 m
Level 2
Betty paid $9 for 3 macarons and 5 pies. A pie cost thrice as much as a macaron.
  1. Find the cost of a macaron in cents.
  2. How much more did she pay for a pie than a macaron?
2 m