In a true-false test containing 50 questions, a student is to be award

1.	In a true-false test containing 50 questions, a student is to be awarded 2 marks for every correct answer and –2 for every incorrect answer and 0 for not supplying any answer. If Yash secured 94 marks in a test, what are the possibilities of his marking correct or wrong answer?
Answer» Since Yash scored 94 marks So, Minimum correct responses = 94 ÷ (+2) = 47, Two possiblities are there: 1. Correct answer 47, unattempated 3 2. Correct answer 48, unattempated, wrong answer 1

In a true-false test containing 50 questions, a student is to be awarded 2 marks for every correct answer and –2 for every incorrect answer and 0 for not supplying any answer. If Yash secured 94 marks in a test, what are the possibilities of his marking correct or wrong answer?

Answer»

Since Yash scored 94 marks

So, Minimum correct responses = 94 ÷ (+2) = 47, Two possiblities are there:

1. Correct answer 47, unattempated 3

2. Correct answer 48, unattempated, wrong answer 1