A cake mixture contains flour sugar and margarine in the ratio 4:3:2. How much sugar is needed to make 630g of the cake mixture?
3 parts of yellow paint are mixed with 4 parts of red paint to make orange paint. Zahid has 75ml of yellow paint and 120ml of red paint .
what is the maximum amount of orange paint he can make?
Last year jameela was 110cm tall. This year she has increased in height by 25%.
What is the ratio of her height last year to her height this year?
thank you if you can help me =)