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anonymous
 4 years ago
A school has 100 pupils
73 know English
46 know French
32 know English and French
a) How many pupil knows at least one language
b) As students do not know any language
anonymous
 4 years ago
A school has 100 pupils 73 know English 46 know French 32 know English and French a) How many pupil knows at least one language b) As students do not know any language

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0This is simple math. If you are struggling on this, you need a tutor.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0If there are 100 students, and you want to know how many people only speak one language, add the number of people who know english and the people who know french, and then subtract the amount of people that know both.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0let pupils know eng = A let pupils know french =B

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0A and B + A or B = A + B
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