Math, asked by rabinbarman32, 6 months ago

In a quiz +2 marks are given for a correct answer, -1 marks for an incorrect answer and o
marks for not attempting a question. Meena scored 30 marks. If she got 18 correct answers,
how many questions did she attempt incorrectly?
Verify:

Answers

Answered by harshapedakota6

1

Answer:

6 in correct answers so she got 30 marks

Answered by hardik27

0

Answer:

answer is 6

Step-by-step explanation:

let incorrect answers be X

so total marks=(18*2)-X=36-X=30

so X=6

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