What's the divisor for
4/12 =1/3

Ineed to know how to write question one in mathematical terms

5cakes cost 3.50 how much do 7 cakes cost

How much money does ron have left each month after his fixed expenses? ron graduated from college five years ago. he recently bought a house, but shares it with a housemate who pays him $800 a month for rent and utilities. ron is putting a budget worksheet together so he will have a better idea of where his money is going and where he can save. enlarge