50. People each did one activity at a sports center
Some of the people went swimming
Some of the people played squash
The rest of the people used the gym
21 of the people were female
6of8 people who played squash were male
18 of the people used the gym
9 males went swimming
Work out the number of females who used the gym
50. People each did one activity at a sports center
Some of the people went swimming
Some of the people played squash
The rest of the people used the gym
21 of the people were female
6of8 people who played squash were male
18 of the people used the gym
9 males went swimming
Work out the number of females who used the gym
50. People each did one activity at a sports center
Some of the people went swimming
Some of the people played squash
The rest of the people used the gym
21 of the people were female
6of8 people who played squash were male
18 of the people used the gym
9 males went swimming
Work out the number of females who used the gym
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