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1.Out of 50 students, 16 are taking Physics and 23 are taking chemistry.If seven students are both in classes,how many students are in neither class?
a. 32
b.7
c.18
d.11​


Sagot :

C. 18

Explanation:
Correct me if im wrong:)
View image Maria7200
D.11
I think the 7 is already added in 16 and 23 so theres no reason for using add in the equation.Not sure tho
16+23=39
50-39=11