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Primary 6 Problem Sums/Word Problems - Try FREE

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An examination had 160 multiple choice questions.

1.5 marks were deducted for every wrong answer and 2.5 marks were awarded for every correct answer.

Naomi ended up with 384 marks while her friend Susan scored only 304 marks.

How many more answers did Susan get wrong than Naomi?

The correct answer is : 20