Kangaroo Autos $is$ offering free credit $on$ a new $$13500$ car. You pay $$1500$ down and then $$400$ a month for the next $30$ months. Turtle Motors

next door does not offer free credit but will give you $$1070$ off the list price.

$a.If$ the rate $of$ interest $is\mathrm{.}70\%$ a month, calculate the present value $of$ the payments $to$ Kangaroo Autos. $(Do$ not round intermediate

calculations. Round your answer $to2$ decimal places. Use a dot $as$ a decimal separator.$)$

Present value: $

$b.$ Which company $is$ offering the better deal?