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.
Level 3
Mrs Chai has to pay $108 for 2 kg of chicken and 3 kg of fish. She has to pay $152 if she buys 3 kg of chicken and 4 kg of fish. How much does 1 kg of chicken cost?
Level 3
The total mass of a robot, a Lego set and a toy car is 3 kg 33 g. The Lego set is twice as heavy as the robot. The toy car is thrice as heavy as the Lego set. Find the total mass of the robot and the toy car. Give the answer in kg and g.
Level 3
Merlin has some money to buy some markers. He will have $3 if he buys 4 markers. However, he will need $2 more if he wants to buy 5 markers. How much money does each marker cost?
Level 3
Mr Kim wanted to buy some rice. He will have $12 left if he buys 3 kg of rice. However, he will need $4 more to buy 4 kg of rice. What is the cost of 1 kg of rice?
Level 3
There were 3 similar big boxes of the same mass. There were another 4 similar small boxes of the same mass. The total mass of the big and small boxes was 90 kg. The mass of a big box was twice the mass of a small box. Find the total mass of a big box and a small box.
Level 2
The mass of a box and one bag of potatoes is 1280 g. The mass of the same box and 2 similar bags of potatoes is 2040 g. What is the mass of a bag of potatoes?
Level 2
The mass of a guava and 3 apples is 2 kg 50 g. The mass of the same guava and 2 similar apples is 1 kg 800 g. What is the mass of 3 apples? Give the answer in g.
Level 3
The mass of a basket with 2 papayas is 3 kg 20 g. The mass of the basket with 5 papayas is 5 kg 60 g. What is the mass of the empty basket? Express the answer in kg and g.
