Level 3
Mr Lee is 45 kg heavier than his son, Jake and 24 kg heavier then his daughter, Emerald. Given that their total mass is 252 kg, how much does Mr Lee weigh?
Level 3
There are 3 containers, X, Y and Z that contain water with a total volume of 2050 mℓ. Given that Container X has 240 mℓ more water than Container Y and Container Z has 130 mℓ more than Container X, calculate the volume of water in Container X.
Level 3
John spent 2 h 30 min to complete his Science and English assignments. He spent 30 min more on his Science assignment than his English assignment. How long did he take to complete his English assignment?
Level 3
There is 230 mℓ more water in Container B than in Container A. There is 305 mℓ less water in Container A than in Container C. The total amount of water in the three containers is 1495 mℓ.
How much more water is there in Container C than in Container B?
Level 3
The total mass of 2 encyclopedias and 3 comic books is 17 kg. Each encyclopedia weighs 3 kg 500 g more than each comic book. What is the mass of 1 comic book? Express the answer in grams.