Level 3
There is an equal number of 50-cent coins and 10-cent coins in a box. The total value of the 10-cent coins is $6.80 less than the total value of the 50-cent coins.
Level 3 At the supermarket, passion fruits were sold at 3 for $3.10 and pears were sold at 4 for $4.70. What was the total amount of money that Mrs Ang had to pay if she bought 15 such passion fruits and 8 such pears?
Level 3
Mr Ho wants to buy the same type of files. If he buys 6 files, he will have $3 left. If he buys 8 files, he will be short of $5.50. How much do 6 files cost?
Level 3
Marnie wants to buy some files of the same price. If she buys 6 files, she will have $7.20 left. If she buys 10 files, she will have no money left.
Level 3
Raymond had $350. If he spent $50 on books and some of his money on bags, he would be left with 35 of his money. How much did he spend on bags?
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?