Level 3 27 of a bag of balls were green in colour. 25 of the remaining balls were blue in colour and the rest were red in colour. If there were 12 more red balls than green balls, how many balls were there in the bag altogether?
Level 3 37 of the people at a gathering are men. 34 of the remainder are women and the rest are children. There are 600 more women than children. How many people are there at the gathering altogether?
Level 3 112 of the people in a theme park are boys. 111 of the remainder are girls and the rest are adults. There are 990 more adults than girls. How many people are there in the theme park altogether?
Level 3
A fruit-seller started the day with 360 oranges. He sold 49 of the oranges and gave 25 of the remainder away. He placed the rest into boxes of 30. How many boxes would he need?
Level 3 712 of the pupils in a school go to school by bus. 25 of the remaining pupils go to school by car and 13 of the rest cycle to school. The remaining pupils walk to school. The number of pupils who walk to school is 250 fewer than those who go to school by bus. What is the enrolment of the school?
