7. In A Class Of 80 Students, There Are 60 Students Who Play Rugby And 35 Wh…

7. In a class of 80 students, there are 60 students who
play rugby and 35 who play tennis. What number would go
in the colored section of this diagram, if it is known all
students play either rugby, tennis or both these games?
a. 35
b. 20
c. 95​


C 95, because 60 +35 is 95

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