Question

what is the passing marks of 20

Answer 1

8 is the passing marks of 20...

Answer 2

Given data: 20.

To find : Passing marks out of 20.

Solution:

There can be 3 cases in which the passing marks can be 35%, 40%, 50%.

      Case 1: If the passing mark is 35%

         $\frac{35}{100}$ × $20 = 7$        

       Case 2: If the passing mark is 40%  

         $\frac{40}{100}$ × $20 = 8.$  

      Case 3: If the passing mark is 50%  

         $\frac{50}{100}$ × $20 = 10$  

The passing marks are 7, 8, and 10 for 35%, 40%, 50%.