120 students are signing up for classes. 80 of them are signing up for a Math class (M) and 50 of them are signing up for a Biology class (B). If 37 of them are signing up for both Math and Biology, how many are signing up for neither Math nor Biology.
120 students are signing up for classes. 80 of them are signing up for a Math class (M) and 50 of them are signing up for a Biology class (B). If 37 of them are signing up for both Math and Biology, how many are signing up for neither Math nor Biology.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter9: Real Numbers And Right Triangles
Section9.4: Real Numbers
Problem 2E
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120 students are signing up for classes. 80 of them are signing up for a Math class (M) and 50 of them are signing up for a Biology
class (B). If 37 of them are signing up for both Math and Biology, how many are signing up for neither Math nor Biology. Hint:
It may help to draw the Venn diagram.
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