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Mathematics, 07.05.2020 03:58 quesorules7101
Alex took 31 exams for 5 years studying at the MaPhAs University. Each year, he took more exams than the previous year. During his 5th year, he took three times as many exams as in the 1st year. How many exams did Alex take during his 4th year at the university?
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Alex took 31 exams for 5 years studying at the MaPhAs University. Each year, he took more exams than...
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