Level 3
Tim had 672 coins. ²₇ were pink and the rest were yellow and blue. The ratio of the number of yellow coins to the number of blue coins was 1 : 3. Tim decided to buy some more pink coins to increase the number of pink coins to half of the total number of coins.

1. How many less yellow coins than pink coins did he have at first?
2. How many more pink coins did he have to buy?

Level 3
Cathy's shop sold bracelets and rings. The bracelets were sold at $100 each and each ring was sold at ⁴₅ of the price of each bracelet. Cathy sold ¹₄ of the items on the first day and collected $15580. ³₄ of the items sold on the first day were bracelets.

1. How many rings were sold on the first day?
2. What was the total number of items left after the first day?

Level 3
Ana bought pieces of paper to make 3 lanterns. She used ¹₅ of the pieces of paper on the first lantern. She used 40 more pieces of paper on the second lantern than the first lantern. She used the remaining 65 pieces of paper on the last lantern. How many pieces of papers did she buy?

Level 3
A bag of candies was distributed equally among 16 pupils. When 7 of these pupils gave up ³₅ of their share, the rest of the pupils received 14 more candies each. How many candies were there in the bag?

Level 3
Class A, B and C were given some chocolate bars to sell for their fundraising event. The average number of chocolate bars the 3 classes had at first was 225. After Class B sold twice as many chocolate bars as Class A and Class C sold ³₄ as many chocolate bars as Class B, the average number of chocolate bars the 3 classes had left was 45. How many chocolate bars did Class A and Class C sell altogether?