Level 2
Martin and Ervin started together from the same bus-stop and ran along a track at the speed of 11 km/h and 7 km/h respectively. How far apart would they be in 15 minutes? Express the answer in km.
Level 2
Andy's foot is 16.5 cm long. He measures the length of his classroom with his footsteps. If he takes 40 footsteps, what is the length of his classroom? Give the answer in metres.
Level 3
A rectangular fish tank measures 35 cm long, 24 cm wide and 50 cm high. It contains 25 litres of water. How many more litres of water are needed to fill the fish tank completely?
Level 2 A rectangular tank measuring 20 cm by 10 cm by 12 cm contained 1.2 ℓ of water at first. Some water was poured out from the tank until 13 full. How much water was poured out of the tank? Give your answer in mℓ.
Level 2 A rectangular tank measuring 20 cm by 10 cm by 12 cm contained 1.2 ℓ of water at first. Some water was poured out from the tank until 13 full. How much water was poured out of the tank? Give your answer in mℓ.
Level 2
A rectangular container measuring 30 cm by 40 cm by 18 cm is 23 filled with water. How much more water is needed to fill the container to its brim? Leave your answer in ℓ.