Percentage Practice Test 1 with solutions

Question : 33 of 40

Marks: +1, -0

In an examination 80% of the students passed in Mathematics and 70% passed in English, while 10% students failed in both the subjects. If 360 students passed in both the subjects, find the total number of students who appeared in the examination.

Validate

Solution:

Here, percentage of students failed in Mathematics and English be 30% and 20% respectively.
Percentage of students failed either one or both subjects = 30 + 20 – 10 = 40%
Hence, percentage of pass students = 100 – 40 = 60%
Now, 60% = 360

∴100%=360/60×100=600

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