Question

Integers
1. In a class test containing 30 questions 10 marks are awarded for every correct answer and
(-2) marks are awarded for every incorrect answer and 0 for questions not attempted.
Phalak gets 4 correct and 5 incorrect answers. What is her score?
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Answer 1

Answer:

30

Step-by-step explanation:

Attempted=4 correct answer

.:Marks =4*10

=40

Attempted=5 incorrect answer

.:Marks=5*-2

=-10

Total marks = 40-10

=30

Answer 2

Answer:

30

Step-by-step explanation:

Marks for correct answers =4×10=40

Marks for incorrect answers =-2×5=-10

Total marks =40+(-10)=40-10=30