The number of students who take both the subjects Mathematics and Chemistry is 70. This represents 10% of the enrollment in Mathematics and 14% of the enrollment in Chemistry. The number of students take at least one of these two subjects, is (1) 1120 (2) 1130 (3) 1100 (4) insufficient data
Answers
Answered by
35
The answer is 1130...
Answered by
25
Answer:1130 students
Step-by-step explanation:
as given math and chemistry n(A∩B) =70
so enrollment in maths n(A)= 700
and enrollment in chemistry n(B) = 500
as we know
so at least 1130 students take one of these two subjects.
hence option 2 is correct.
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