Chemistry, asked by sunnyvenkat7675, 11 months ago

in a test (+4) marks are given for every correct and (-1)Mark is given for every wrong answer out of 20 question rani answered 14 questions correctly and remaining are wrong then find her final marks

Answers

Answered by YK11728
2

Answer:

Total questions = 20

Corrent answer = 14

Wrong answers = 20 - 14

= 6

Marks for right answers = 20 × 4

= 80

Marks for wrong answers= 1 × 6

= 6

Total marks = 80 - 6

= 54

Rani got 54 marks.

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