Let the printed price be ₹100x
Rajnish bought at ₹100x(1-25/100) = ₹75x
He sold it at ₹100x(1-10/100) = ₹90x.
Profit in percentage = 90x - 75x/75x x 100 = 1/5 x 100 = 20%
Hence, option D is the correct answer.
In a survey, 60 % of 200 students prefer online classes, and 25 % of the remaining prefer hybrid classes. How many students prefer neither?
A | B | C | D | Average |
---|---|---|---|---|
3 | 4 | 4 | ? | 4 |
3 | ? | 5 | ? | 4 |
? | 3 | 3 | ? | 4 |
? | ? | ? | ? | 4.25 |
4 | 4 | 4 | 4.25 |