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17-02-2017
Mathematics

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Sophia did push-ups every day for 7 days. Each day after the first day, she did 5 more push-ups than the day before. In total she did 175 push-ups. How many push-ups did Sophia do on the last day?

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jakesilverstein jakesilverstein

17-02-2017

She did 40 pushups on the last day
10+15+20+25+30+35+40=175

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