Level 3
Vincent has some 20-cent coins and 50-cent coins which amount to more than $20 but less than $54. The number of 20-cent coins is ¹₄ of all the coins he has. When he exchanges some 50-cent coins for 20-cent coins, the ratio of the number of 50-cent coins to 20-cent coins he now has become 1 : 6.

1. What is the largest possible amount of money Vincent has?
2. What is the total value of 50-cent coins that has been exchanged for 20-cent coins? Express the answer to 2 decimal place.

Level 3
A store had 390 story books. There were Chinese, Malay and English story books in the ratio of 4 : 3 : 6. When the store assistant brought in another 60 new story books, the number of Chinese story books was increased by 20% and the number of Malay story books was increased by ¹₁₀.

1. What was the number of English story books that the store assistant brought in?
2. What was the percentage increase in the number of English story books?

Level 3
There are a total of 400 vanilla, strawberry and chocolate lollipops in a box. ¹₅ of them are vanilla. There are 70 more strawberry than chocolate lollipops. How many chocolate lollipops are there?

Level 3
At a carnival, the children were put into two groups. ⁴₅ of Group F were boys and ²₃ of Group G were girls. Group G had twice as many children as Group F. There were 18 fewer boys in Group F than Group G.

1. What fraction of the total number of children at the carnival were boys? Give your answer in the simplest form.
2. What was the total number of children at the carnival?

Level 3
There are a total of 430 large muffins, small muffins and medium muffins at a stall. ³₅ of these muffins are large muffins. The number of small muffins is 3 times the number of medium muffins. How many more small muffins than medium muffins are there?