Need answer the financial accounting question

What is the direct materials quantity variance on these general accounting question?

Cullumber Company uses a job-order cost system in each of its three manufacturing departments. Manufacturing overhead is applied to jobs on the basis of direct labour cost in Department D, direct labour hours in Department E, and machine hours in Department K. In establishing the predetermined overhead rates for 2022, the following estimates were made for the year. Department D E K Manufacturing overhead $1,280,000 $1,500,000 $840,000 Direct labour costs $1,600,000 $1,312,500 $472,500 Direct labour hours 105,000 125,000 42,000 Machine hours 420,000 525,000 120,000 The following information pertains to January 2022 for each manufacturing department. Department D E K Direct materials used Direct labour costs $147,000 $132,300 $81,900 $126,000 $115,500 $39,375 Manufacturing overhead incurred $103,950 $128,600 $73,950 Direct labour hours 8,400 11,550 3,675 Machine hours 35,700 47,250 10,380 Your answer is partially correct. Calculate the predetermined overhead rate for each department.…