In a class test (+5) marks are given for every correct answer and (-2) marks are given for every
incorrect answer and no marks for not attempting any question.
(i) Aman scored 80 marks. If Aman has got 20 correct answers, how many questions did Aman
attempt incorrectly?
Answers
Answered by
25
aman scored 12 × 3 = 36 marks. as 3 marks are for correct answerfinal score of radhika is 20 .she got 16 marks negative. as - 2 marks are for incorrect ...
Answered by
5
Answer:
10 questions
Step-by-step explanation:
If Aman has got 20 correct answers, then
correct marks he got = 20 x (+5) = 100 marks.
no. of questions attempted incorrectly by Aman
= (80-100)/(-2) = -20/-2 = 10 questions.
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