Arithmetic Ability
Percentage

113 / 161

Q.

600 students took the test on physics and chemistry. 35% students failed in physics and 45% students failed in chemistry and 40% of those who passed in chemistry also passed in physics, then how many students failed in both:

View Answer

Correct choice: D

Explanation:

Physics Chemistry Failed 35% 45% Passed 65% 55% Passed in both = 22% of total student percentage of students who are passed in any of the physics or chemistry or both =(65+55) - 22 = 98% So, the percentage of students who are failed in both = 2% Therefore, total failed (in both subjects) students = 12
113 / 161