in a group a group of students, 20 are taking chemistry, 17 are taking physics, 11 are taking both chemistry and physics and 4 are not taking either
a. how many are taking chemistry only?
b. How many are taking physics only?
c. How many are in the entire group?
a. how many are taking chemistry only?
b. How many are taking physics only?
c. How many are in the entire group?
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Answer:
A-20
B-17
C-48
Explanation
20+17+11=48
correct me if im wrong