Question

In a class test containing 15 question 4 marks are given for every correct answer, and (-2) marks are given for every incorrect answer (I) gurpreet attempt all questions but only 9 of her answers are correct . what is her total score.

Answer 1

Answer:

= total 15Qs. 9 correct and 6 (15-6) incorrect.

Correct = 9 × 4marks

= 36 marks.

Incorrect = 6 × -2marks

= -12 marks.

Total = correct- incorrect

= 36 - 12

= 24 marks

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