11 October, 11:35
Lisa studies 5 hours for a particular test and gets a score of 77. At this rate, how many hours would she have to study to get a score of 99?
11 October, 12:03
she needs to study 6.4 hrs to get 99
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» Lisa studies 5 hours for a particular test and gets a score of 77. At this rate, how many hours would she have to study to get a score of 99?