Question
Asked Aug 22, 2019
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1. There are 90 students in a speech contest.  Yesterday,1/3 of them gave their speeches.  Today,3/5 of the remaining students gave their speeches.  How many students still haven't given their speeches?

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Given that, there are 90 students in a speech contest 1/3 of them gave their speech the day before and 3/5 of the remaini...

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Total number of students 'number of students who gave speech the day before Number of students who didn't given their speeches 'number of students who gave speech today 3 - x90-90 x =90-90 x- 3 90-(30) x(90-30) 3 x 60 90 30- 90 30 36 24

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