Level 1 PSLE
Cody packed 596 buttons into four cartons, labelled A, B, C and D. Carton A had the most number of buttons and Carton D had the least. The difference in the number of buttons between Carton A and the number of buttons in the other three cartons were 12, 36 and 64 respectively. How many buttons were there in Carton D?
2 m
Level 2 PSLE
Muffins are sold in boxes of 6, 12 or 24. Tom buys 66 muffins. What is the least number of boxes Tom buys?
2 m
Level 2 PSLE
Two numbers add up to 425. If one of them is a 2-digit number and the other is a 3-digit number, what is the largest possible difference between the two numbers?
2 m
Level 2 PSLE
First 5 muffins: $1 each
Additional muffins: 80¢ each.

Ken has $12. What is the greatest number of muffins he can buy?
2 m
Level 2
A mini-bus can take either 12 adults or 15 children. There are 6 mini-buses altogether and there are 8 adults in each of the mini-buses. What is the maximum number of children the mini-buses can still take?
2 m
Level 3 PSLE
A shelf can be packed from end to end with 30 large books or 40 small books. Andy already packed the shelf with 5 large books and 25 small books. At most, how many more large books can Kevin pack the shelf with?
2 m
Level 3 PSLE
Jasmine needs 200 pieces of ribbon, each of length 120 cm, to decorate a hall for a party. Ribbon is sold in rolls of 45 m each. What is the least number of rolls of ribbon that Jasmine needs to buy?
3 m
Level 3
The figure shows two stacks of identical glasses. The height of the first stack of 8 glasses is 44 cm. The height of the second stack of 5 glasses is 32 cm. The height of the space in the shelf is 60 cm. What is the maximum number of glasses that you can put in a single stack to be placed in this shelf?
3 m
Level 3
Tim packed 508 muffins into large and small boxes. He filled each large box with 20 muffins and each small box with 12 muffins. All the boxes were full and no muffins were left over. What was the least number of boxes used by Tim?
3 m
Level 3 PSLE
Four teams of students sold lemonade for charity.
They collected $5 for a small cup of lemonade and $10 for a big cup of lemonade.
The table shows the number of cups sold by three of the teams.
Team A: 15 Small, 5 Big
Team B: 11 Small, 9 Big
Team C: 8 Small, 10 Big
  1. Which of the three teams collected the most money? Give your answer in letter.
  2. What was the amount of money collected by Team A?
  3. Team D sold as many cups of lemonade as Team A but collected $20 more. How many big cups of lemonade did Team D sell?
4 m