Mathematics, 10.12.2019 06:31, clipsyden

On a math test, it took keri 35 min to do 7 problems. harry finished 21 problems in 1 3/4 hour. did the students workout the same rate? explain

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On a math test, it took keri 35 min to do 7 problems. harry finished 21 problems in 1 3/4 hour. did...