Level 3
There are 100 balls in a bag. 0.25 of them are red balls, and the rest are green and blue balls. If there are 14 as many green balls as blue balls. How many blue balls are there?
Level 3
A total of 460 children and adults went for a learning journey at the park. There were 80 more children than adults at the park. Given that the number of boys was 5 times the number of girls at the park, how many boys were at the park?
Level 3
At a funfair, there were 13 as many boys as girls and 25 as many adults as children. If there were 24 more adults than boys at the funfair, find the total number of people at the funfair.