Level 3
Meiling paid $15 for some cakes. 16 of the cakes cost 50¢ each. The remaining cakes cost $1 each.

1. How much did Meiling pay for the cakes which cost 50¢ each?
2. What was the total cost of the remaining cakes?
3. How many cakes did she buy in all?

Level 3
Yoshi prepared some fruit punch for his party. For the fruit punch, he put in 1.23 ℓ of syrup and 4 times as much water as syrup. He then poured the fruit punch equally into 8 glasses. How much fruit punch were there in each glass? Round off your answer to 2 decimal places.

Level 3
Jane mixes 2.4 ℓ of rose syrup with twice as much milk. She then pours the mixture equally into 9 cups. How much mixture will each cup contain?

Level 3
Oscar Mobile Company has a few mobile phone service plans. Plan A offers 270 SMS and 90 minutes of talk time for $25.20. Plan B offers 370 SMS and 190 minutes of talk time for $35.20. Oscar Mobile Company is also going to launch Plan C which offers 170 SMS and 260 minutes of talk time. How much should Oscar Mobile Company charge for Plan C if the cost per SMS and the cost per minute of talk time do not vary across the three plans?

Level 3
At a supermarket, packets of cocoa beans are sold only in boxes of 2. The cost of each box is $7.90. The mass of each packet of cocoa beans is 1.6 kg.

1. What is the total mass of 9 such packets of cocoa beans?
2. How much would 6 such packets of cocoa beans cost?