Mathematics
Mathematics, 06.04.2021 16:50, michael1498

Samantha answered 90% of the questions on her math test and 80 % of the questions on her history test correctly. If each test had 50 questions , how many questions in all did she answer correctly ?

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Samantha answered 90% of the questions on her math test and 80 % of the questions on her history tes...

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