Level 2
Mrs Yap bought 1820 notebooks. She planned to give every boy 7 notebooks each while every girl is given 4 notebooks each. The ratio of the number of girls to boys in the hall was 7 : 4. How many more boys than girls are there?
Level 2
The ratio of the number of shortbreads to the number of cookies in a stall is 2 : 1. A shortbread costs $1.10 and a cookie costs $0.80. If all the shortbreads and cookies are sold, a sum of $537 will be collected. How many shortbreads are there altogether?
Level 2
A container contains potatoes and tomatoes with mass in the ratio 3 : 5. If there are 10 kg more tomatoes than potatoes, what is the total mass of potatoes and tomatoes in the container?
Level 2
Mr Tan gave monthly allowance to his wife and two daughters in the ratio of 5 : 3. His daughters received $420 altogether. How much did his wife receive?
Level 2
The sides of a triangle are in the ratio 5 : 2 : 3. The length of the longest side is 20 cm. Find the length of the shortest side of the triangle.
