Предмет: Математика, автор: Аноним

Из 25 учеников 9а класса 7 учеников отличники. Какой процент всх учеников класса состовляют отличники

Ответы

Автор ответа: Magnitogorskru
0
25 у=100%; 7 у=х%; 1)(7*100):25=28% класса отличники
Автор ответа: bashkirovalena1
0
задачи на вероятность очень просты!
25/100=7/х;
х=100*7/25
х=28
отличники составляют 28%
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pronoun and the past participle of the verb in parentheses. You have already learned these
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Regular
INFINITIVE
to offer
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to make
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(to make) many mistakes in his life.
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(to bite) a few people.
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7.
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