Mathematics, 28.12.2020 04:20 king3620
there are 1700 seats in a theatre. 40% of the tickets to a concert at the theatre are category 1 tickets and the rest are of other categories. The organizer decides to change some tickets from the other categories to category 1. The number of tickets of other categories then become 55%. How many more category 1 tickets are added?
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there are 1700 seats in a theatre. 40% of the tickets to a concert at the theatre are category 1 tic...
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