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Mathematics, 02.10.2019 13:30 Amazingboliver4518
Mary has rehearsed her ballet solo for five and a half hours. a week from now, she wants to have rehearsed at least a total of nineteen and a half hours. if she rehearses for the same amount of time each day for the next 7 days, at least how many hours must she rehearse per day?
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Mary has rehearsed her ballet solo for five and a half hours. a week from now, she wants to have reh...
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