A student gets 3 marks for answering a question correctly and loses 1 mark for answering it wrong. A student answered 5 questions correctly and 2 questions wrong. Total marks obtained by the student is ___ .

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As per the question

A student gets 3 marks for answering a question correctly and loses 1 mark for answering it wrong.

A student answered 5 questions correctly and 2 questions wrong.

Total marks obtained by the student = (3 $\times$ 5) + (-1 $\times$ 2) = 15 - 2 = 13

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A student gets 3 marks for answering a question correctly and loses 1 mark for answering it wrong. A student answered 5 questions correctly and 2 questions wrong. Total marks obtained by the student is ___ .

As per the question A student gets 3 marks for answering a question correctly and loses 1 mark for answering it wrong. A student answered 5 questions correctly and 2 questions wrong. Total marks obtained by the student = (3 × 5) + (-1 × 2) = 15 - 2 = 13

As per the question

A student gets 3 marks for answering a question correctly and loses 1 mark for answering it wrong.

A student answered 5 questions correctly and 2 questions wrong.

Total marks obtained by the student = (3 $\times$ 5) + (-1 $\times$ 2) = 15 - 2 = 13