Write the prime factorization of 63 and 90 to reduce 63/90

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out

This is about circle theorems. someone asap : (

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?