Rocket Racer builds $200,000$ go$-$carts a year and purchases the motors for these carts for $$850$ each. Ordering costs are $$1,040,$ and Rocket Racer's inventory carrying costs average $15\%$ of the inventory value. What is the total inventory costs for an inventory order size of $4000?$

Question $19$Answer

a$.$

$$52,000$

b$.$

$$145,000$

c$.$

$$307,000$

d$.$

$$255,000$