Harrison Allocates Factory Overhead on the Basis of Direct Labor

Harrison allocates factory overhead on the basis of direct labor cost. The overhead rates for the year are 50% for Department A and 100% for Department B. Harrison started and completed job M15 during May. The costs of job M15 are summarized below. $\begin{array}{lrr} & \text { Department A } & \text { Department B } \\\text { Direct materials } & ? & \$ 150,000 \\\text { Direct labor } & \$ 500,000 & ? \\\text { Factory overhead } & ? & \$ 200,000\end{array}$ The total manufacturing costs assigned to job M15 during May were $1,400,000.
Required:
Calculate the missing (?) costs (Department A direct materials and factory overhead and Department B direct labor).