Math, asked by sumandevi0822, 2 days ago

In a test (+3) marks are given for every correct answer and (-1) mark are given for every incorrect answer. Sona attempted all the questions and scored (+20) marks though she got 10 correct answers.
How many incorrect answers has she attempted?
How many questions were given in the test?

Answers

Answered by pandeypramodkgkp

5

Answer:

she attempt 10 incorrect answer

there are 20 questions are given in the test .

hope it's helpful for you dear

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