Astore is having a sale on 200 dvd movies. some of the movies are being sold for $10 and some are being sold for $12.if the store made $2200 after selling all 200 dvds, how many $12 dvds were sold?

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation

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