PLEASE ANSWER CORRECTLY AND EXPLAIN

PLEASE ANSWER CORRECTLY

A car manufacturer has holding costs of 29%. One of the items needed in the factory is door handles. For every order, the facotry incurs a fixed cost of $67.00. The manufacturer needs annually 2,100 of the door handles. The door handles supplier offers a price of $11.00 each for quantities of 400 or fewer and a price of $10.34 for quantities over 400 units. Round your answer to the nearest integer value. How many units should the manufacturer order at one time? units 302 X $ 24,033 What is the total annual cost at this order point