Level 3
A stationery booth sells markers in packs of 4 and 5. At first, there were 4 times as many packs of 4 as packs of 5. After selling half of the packs of 4 and some packs of 5, Mr Zhang packs 15 additional packs of 5. How many packs of 4 are sold if there are 6 times as many packs of 4 as packs of 5 and there is a total of 348 unsold markers?
Level 3
Tina and Sarah have some cupcakes each. If Tina gives Sarah 49 cupcakes, Tina will have 34 as many cupcakes as Sarah. If Tina gives Sarah 19 cupcakes, they will have an equal number of cupcakes. How many cupcakes does Tina have at first?
Level 3
Selina bought 4 cream puffs more than egg tarts. Each cream puff cost $0.80 while each egg tart cost $1.40. Given that she spent $25.20 in total, how many egg tarts did Selina buy?
Level 3
Selina bought 4 cream puffs more than egg tarts. Each cream puff cost $0.80 while each egg tart cost $1.40. Given that she spent $26.80 less on the cream puffs than on the egg tarts, how many cream puffs did Selina buy?
Level 3
There were 6 more 20-cent coins than 50-cent coins in a bag. Given that the value of all the 50-cent coins were $11.40 more than the value of all the 20-cent coins, how many 20-cent coins were there in the bag?
Level 3
There are an equal number of 20-cent coins and 50-cent coins in a box. The total value of the 50-cent coins is $2.10 more than the total value of the 20-cent coins. Find the number of 50-cent coins in the box.
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
Mrs Lee gave Wendy and Yvonne some money each on Saturday. On Sunday, Wendy gave 15 of the amount she had to Yvonne. On Monday, Yvonne gave 14 of the amount she had to Wendy. In the end, Wendy had $65 and Yvonne had $147. How much did Yvonne had more than Wendy at first?
Level 3
Tom and Jerry had $160 altogether. Jerry gave 47 of his money to Tom. After that, Tom gave 35 of his money to Jerry.
In the end, Tom had 14 of the total sum of money. How much did Tom have at first?
