Question

Q2. In a class test (+3) marks are given for every correct answer and (-2) marks are given for every incomect answer and no marks for not attempting any question. (Radhiku scored 20 marks. If she has got 12 correct answers, how many questions has she attempted incorrectly? (i) Mohini scores –5 marks in this test, though she has got 7 correct answers. How many questions has she attempted incorrectly?


answer briefly​

Answer 1

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Answer 2

Answer:

1. 8 question 2. 13 question

Step-by-step explanation:

Ans 1. 12×3=36, 36-20=16, 16 ÷ 2 =8

Radhiku attempt 8 question incorrectly.

Ans 2. 7×3=21, 21 + -5 =26, 26÷2=13

Mohini attempt 13 question incorrectly.

This is right answer.

The simple form of answer is this answer.