Question

In a competitive examination of 50 questions, 2 marks are awarded for every correct answer and one marks is debucted for every incorrect answer.Find the total marks, if a child has attempted all questions out of which 10 are incorrect. give full examination​

Answer 1

Answer:

sorry I don't know

Step-by-step explanation:

sorry I don't know

Answer 2

Answer:

90

Step-by-step explanation:

• he wrote all correct answers that mean

for 50 questions he would get 100 marks

• in that 10 are incorrect so he will loose 10 marks

=100-10= 90

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