Level 2
A library has a certain number of books. In January, the library bought 325 new books and 280 books were loaned out. In February, the library lost 350 books and loaned out 210 books, after which 2831 books were left. How many books were there in the library in the beginning of January?
Level 3
Risa and Isabelle had 856 stamps altogether. They decided to play a game. In the first round, Isabelle lost 58 stamps to Risa. In the second round, Risa lost 38 stamps to Isabelle. At the end of the two rounds, Isabelle had thrice as many stamps as Risa.
How many stamps did Risa have in the end?
How many stamps did Isabelle have at the beginning of the game?
Level 3
Halim, Garret and Clement went shopping. Halim and Garret spent a total of $245. Halim and Clement spent $605 altogether. Clement spent 3 times as much as Garret.
Level 2
3 bowls of noodles and 1 plate of chicken rice cost $13. 4 bowls of noodles cost the same as 3 plates of chicken rice. How much does a bowl of noodles cost?
Level 3
3 bowls of noodles and 1 plate of chicken rice cost $13.
2 bowls of noodles and 3 plates of chicken rice cost $18.
How much does a plate of chicken rice cost?
Level 3
Patrick has $4 in his savings box and Julian has $1 in his savings box. Patrick adds $1 to his savings box each day and Julian adds $3 to his each day. On which day will Julian's savings be twice of Patrick's?
Level 3
Patrick has $4 in his savings box and Julian has $1 in his savings box. Patrick adds $1 to his savings box each day and Julian adds $3 to his each day. On which day will Julian's savings be twice of Patrick's?
Level 3
Alex, Sandy and Zara bought identical hand phone covers and pouches. Alex bought 4 hand phone covers and 2 pouches. Sandy bought 1 hand phone cover and 2 pouches. Zara bought 1 pouch. Sandy spent $20 more than Zara. How much did the 3 people spend in total?
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 cost of 2 identical cups, 3 identical plates and 1 bowl is $116. The total cost of 3 such plates and the bowl is $64. The cost of 1 cup is twice as much as the cost of 1 plate. What is the total cost of the 3 plates?
