Janice is a seamstress, and the local dance studio hired her to make costumes for their upcoming recital. In one performance there are 15 dancers, and each costume will cost $19. How much will it cost for Janice to make costumes for the dance studio?

The total cost for all 15 costumes will be:

15 dancers * $19 per costume = $285

It will cost Janice $285 to make costumes for the dance studio.