Level 3
Andrew, Bryan and Charlie had the same number of marbles. Charlie gave 0.5 of his marbles to Bryan. Then Bryan gave 0.25 of his marbles to Andrew. Finally, after Bryan gave 30 marbles to Charlie, he had the same number of marbles as Charlie. How many marbles did Charlie have at first?
Level 3
Bill bought a total of 11 sweets and chocolate bars. Each sweet cost 40¢. Each chocolate bar cost 60¢. He paid a total of $5.60. How many chocolate bars did he buy?
Level 3
There were a total of forty-one 20-cent coins and 50-cent coins in a bag. Given that the total amount of money in the bag was $19. How many 20-cent coins were there in the bag?
Level 3 The mangoes were sold at 80¢ per kg. Mrs Soh bought 2 mangoes of mass 3.3 kg and 1.9 kg respectively. She gave the grocer three $2-notes. How much change did she get?
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.
What is the total mass of 9 such packets of cocoa beans?
How much would 6 such packets of cocoa beans cost?
Level 3
For every magazine Tommy sells, he gets $1.75 as commission. He gets an additional $1.50 for every 8 magazine sold. How many magazines did Tommy sell if he earned $50 in commission?
Level 3 Perry bought a piece of rope and cut it into 3 pieces. The third piece was 2.5 m longer than the first piece. The second piece was 2.42 m shorter than the third piece.
If the first piece was 10.29 m, find the length of the rope before it was cut.
How much did Perry pay if each metre of the rope was $2?
