Level 3 PSLE Heidi and Ian have the same total number of coins. Heidi has a number of fifty-cent coins and 62 twenty-cent coins. The total mass of her coins is 1.234 kg. Ian has a number of fifty-cent coins and 102 twenty-cent coins.
Who has more money in coins? How much more in cents? Give your answers in this format. (Eg Adam, $12)
Each fifty-cent coin is 2.6 g heavier than each twenty-cent coin. What is the total mass of Ian's coin in kg?
Level 3
Paul had six $10-notes and five $5-notes in his pocket. After he bought a shirt which cost $18.30 and another belt, he was left with $34.20. How much did he pay for the belt?
Level 3 PSLE
Betty and Zhulian each had a plate of dough of the same mass for making biscuits. The same mass of dough was used for each biscuit. Betty made 40 biscuits and had 50 g of dough left. Zhulian made 10 biscuits and had 1.1 kg of dough left.
What was the mass of dough needed for each biscuit?
With the remaining dough from both girls, how many more such biscuits can be made at most?
Level 3
Amy bought a ring for $32.65 and received a change of $7.35. She gave the cashier a $20-note and some $5-notes. How many 5-notes did she give to the cashier?
Level 3
Nick spent 25 of his money on a watch which cost $90. If he had bought a book instead, he would have only spent 0.25 of his money. How much did the book cost?
Level 2
A basket which contains 8 similar packets of sugar and 6 similar packets of salt has a mass of 6 kg 960 g. The basket alone is 480 g. Each packet of sugar has a mass of 540 g. Find the mass of each packet of salt in kg.
Level 3
James bought a 1.5-litre bottle of coke. He drank 3 cups of coke. If each cup contained 150 mℓ of coke, how much coke was left in the bottle? Express the answer in ℓ and mℓ.
Level 2 Tony paid $63.80 for a hat, a shirt and a watch. The shirt cost $4.50 more than the hat. The watch cost $9.80 more than the shirt. Find the total cost of the watch and the hat.
