Is maths is necessary for bio students?
If they wish to do well, then yes.
In a group of 42 students 22 take history 17 take biology and 8 take both history and biology A How many students take biology but not history B How many students take neither bio or hist?
A: 9 students take biology but not history. B: 11 take neither bio nor history. Reasons: A: 9 is the answer because if you subtract the number of students who take history and bio (8) from the total number of bio students (17) you get 9 (the remaining number of bio students who do not take history). B: 11 is the answer because a total of 22 students take history. however, 8 students take bio…