Kamper Company sells two products Big Z and Little Z. Current direct material and direct labor costs are detailed below. Next year, the company wishes to use a plantwide overhead rate with direct labor hours as its allocation base. Next year's overhead is estimated to be $485,000. The direct labor and direct materials costs are estimated to be consistent with the current year. Direct labor costs $30 per hour and the company expects to manufacture 42,000 units of Big Z and 19,000 units of Little Z next year.

Direct Material per Unit Direct Labor Dollars per Unit
Big Z $26 $19
Little Z $32 $10

What are the total estimated direct labor hours for this next year?

a. 63,900 total DLH.
b. 1,278,000 total DLH.
c. 362,500 total DLH.
d. 2,349,000 total DLH.
e. 1,640,500 total DLH.