Z is a positive integer. x is 5% more than z. y is 5% less than x. Select the correct statement.

Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?

Can someone me and do the problem plz so i can understand it more better

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table