Question

In an objective type test containing 25 questions .a student is to be awrded +5 marks for every correct answer and-5 for every incorrect answer and zero for not writing any answer create the ways of scoring 120 marks by a student

Answer 1

Correct - 24
Incorrect - 0
Not writing ans -0

Answer 2

Answer:Use the method of algorithm :-

2 will be divided by 05

The answer will be 1

Therefore,5 divided 2=2 with a remainder of 1

Decimal form:2.5

2 with a reminder