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Peeyush Athaghara

· started a discussion

· 1 Months ago

Solution not clear (Question:637191.0)

Please explain the solution.

Question:
50% of a class of 120 students passed in mathematics and only 20% not passed in science. The maximum number of students who can neither passed in mathematics nor in science is?
Options:
A) 24
B) 30
C) 36
D) 40
Solution:
Number of students not pass in maths = 50% of 120 

Number of students not pass in science = 20% of 120

Maximum number of student who can neither passed in mathematics nor in science is = 

\(\cfrac{20}{100}\) × 120

= 24.

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