In a class of 40 students 32 offer mathematics ... - JAMB Mathematics 2020 Question
In a class of 40 students, 32 offer mathematics, 24 offer physics and 4 offer neither mathematics nor physics. How many offer both mathematics and physics?
A
4
B
8
C
16
D
20
correct option: d
32 - x + x + 24 + 4 = 40
60 - x = 40
x = 60 - 40
x = 20
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