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Mathematics, 28.09.2019 21:30 carmencolon119

There are 90 students in a speech contest. yesterday, 2/5

of them gave their speeches. today 1/3 of the remaining students gave their speeches. how many students still haven't given their speeches?

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There are 90 students in a speech contest. yesterday, 2/5

of them gave their speeches. t...
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