In an examination, 70% students passed in Physics, 80% students passed in Chemistry, 75% students passed in Mathematics and 85% students passed in Biology, and x % students failed in all the four subjects. What is the minimum value of x ?

Question

In an examination, 70% students passed in Physics, 80% students passed in Chemistry, 75% students passed in Mathematics and 85% students passed in Biology, and x % students failed in all the four subjects. What is the minimum value of x ?, 10, 12, 15, None of the above

MARKS App · Accepted Answer

Here, maximum number of students failed in all the four subjects = 15% But, minimum number of students failed in all the four subjects varies from 0 to 15% . So, correctoption is (d).

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