Level 3
A puppy is 5220 g heavier than a cat. The total mass of the 2 animals is 11 kg. What is the mass of the puppy?
(Give the answer in kilograms and grams.)
Level 3
The total weight of 5 cartons and 7 crates of apples is 130 kg. Each crate of apples weighs thrice as heavy as a carton of apples. How much does each carton of apples weigh?
Level 3
At the bus interchange, some passengers boarded the bus. At the first stop, 17 passengers alighted and 3 passengers boarded the bus. At the second stop, only 24 passengers boarded the bus. When the bus left the second stop, there were 54 passengers on the bus. How many passengers boarded the bus at the interchange?
Level 3
A barrel can hold 96 ℓ of water. A tank can hold 12 more litres of water than the barrel. An aquarium can hold 3 times as much water as the tank. If the aquarium is 34 filled with water, how much more water is needed to fill the aquarium completely?
Level 3
Lina put 120 eggs on some big trays and small trays. She put 6 eggs on each big tray and 4 eggs on each small tray. She used the same number of big trays and small trays. How many trays did Lina use altogether?
Level 3 Jonas took one Math test. For every correct answer, he was awarded 4 points. For every wrong answer, 2 points were deducted. 21 out of 30 questions he answered were correct. How many points did he score?
Level 2
Mr Smith saved a total of $8540 in 6 months. In the first 4 months, he saved $1210 each month. In the 5th month, he saved $1530. How much did he save in the 6th month?
Level 3
Mary had $2089. She spent $497 on a laptop. She used the remaining amount of money to buy a scanner and a printer. The printer cost $986 more than the scanner.
How much did she pay for the scanner and the printer?
Level 3 In a box, there are 83 pencils and rulers. There are 17 more pencils than rulers. The number of blunt pencils is 14 more than the number of sharp pencils. How many sharp pencils are there?