Question

In a class test containing 10 questions, 3 mark is given for every correct answer
and -1 mark for every incorrect answer
a) Lal attempts all questions but only 6 of his answers are correct. What is his total mark?
b) Seetha attempts 8 questions but only 4 of her answer is correct. What is her total mark?

Answer 1

Answer:

a) 14

b) 8

Step-by-step explanation:

a) marks of lal = 6×3 - (4×1)

=> Marks of lal = 18-4 = 14

b) marks of Seetha = 4×3 -(4×1)

=> marks of Seetha = 12-4 = 8