Interest problems I’m in business Econ and I’m having help with Annuity present value and amortization if u can help me can u

Abuyer pays a deposit to the seller in advance before completing the transaction. which term best defines this? a. down payment b. earnest money c. mortgage application fee

Which undefined geometric term is described as a location on a coordinate plane that is designed by an ordered pair (x,y) ?

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?