Question

In a test 90% of the students passed and 4
students failed how many students appeared for the test

Answer 1

As students fail is 100-90 that is 10%
10/100*total students is 4 therefore total students is 40

Answer 2

The number of students that appeared for the exam is 40.

• In a test 90% of the students passed .
• 10% students failed in the exam.
• 4 students failed in the exam.
• Therefore , 10% is equal t 4.

Now, formula for percentage is

Percentage = $\frac{Value}{Total}$ × 100

• We have to find the total number of students appeared for the exam.

• Substituting the values, we get

10 = $\frac{4}{Total}$ × 100

Total = 40.

• The total number of students appeared for the exam is 40.