Question
A group of pupils took part in a survey to vote for their favourite sport. Each pupil voted for only 1 type of sport: floorball, golf or fencing. 58 of them voted for either floorball or golf. 23 of them for either golf or fencing. 56 of them voted for golf. How many pupils took part in the survey?
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A group of pupils took part in a survey to vote for their favourite sport. Each pupil voted for only 1 type of sport: floorball, golf or fencing. 58 of them voted for either floorball or golf. 23 of them for either golf or fencing. 56 of them voted for golf. How many pupils took part in the survey?