Question

In a test 5 mark for every correct answer -3 mark for evey incorrect aswer. sagar got -12 mark as total, though he has got 4 correct answer .how many incorrect answer had he attempted? Plss help..

Answer 1

Given,

In the test 5 mark for every correct answer -3 mark for evey incorrect answer.

And,

Total marks of sagar is = (-12)

The number of correct answer is = 4

So,

points of correct answers are = 4×5=20

The points of incorrect answer is = (-12) - 20 = (-32)

So,

the number of correct answer is = (-32) / (-3) = 10.67