In a school of 150 students, 80 offer French while 60 offer Arabic and 20 offer neither. How many students offer both subjects?
-
A.
45 -
B.
10 -
C.
35 -
D.
30
Correct Answer: Option B
Explanation
80 – x + x + 60 – x + 20 = 150
160 – x = 150
x = 160 – 150 = 10
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