Your purchase cost $4,900.25, including tax. You sign an installment loan to pay $1,200 as a down payment. The remainder including the finance charge will be paid in 40 monthly
installments of $102.58. What is the total finance charge?

Answer these questions showing your work plz

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)