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Mathematics, 24.09.2020 21:01 dabicvietboi

Deandra is doing her math homework. Out of 24 problems total, she completed the first 12 problems in 1 hour and the last 12 problems in 3 hours. What is the unit rate for all 24 problems? 4 problems per hour
6 problems per hour
8 problems per hour
12 problems per hour

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