If i make 45 cakes and sell 3/5 how many did i sell?......

45×3/5=?...idk.its for my daughter homework.idk even know how to do it ,let alone the answer. Thank u very much for your time.

What do you think you should do with those two numbers?

add?
subtract?
multiply?
divide?

What did you get? Does your answer make sense?