aeriyonna58
07.07.2019 •
Mathematics
Ken and roberta each sold fifty tickets for the school play. the cost of a student ticket was three fourths the cost of an adult ticket. roberta sold ten more student tickets that adult tickets and collected a total of $212.50. a. how many tickets did roberta sell? b. what was the cost of a student ticket? c. if ken collected $200 in all, how many student tickets did he sell?
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Ответ:
Ответ:
it is B
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