Question

in a class test + 3 marks are given for every correct answer minus 2 marks are given for every in correct answer and no marks for not attended any question Radha score 20 marks if she has got 12 correct answer how many questions has attempted incorrectly​

Answer 1

 radhika scored 36 marks.

final score of radhika is 20.

she got 16 marks negative.

therefore she made 8 incorrect answers

Answer 2

Step-by-step explanation:

marks given for one correct answer =3

so marks given for 12 correct answer= 3 of 12=36

marks given for one incorrect answer= -2

so marks given for 8=(20-12) incorrect answer=(-2)of 8 = -16

hence,she attempt 16 marks negative and 8 marks positive