4.Colby Company has a process costing system in which the weighted-average method is used. The company adds all materials at the beginning of the process in the moulding department, which is the first of two stages of its production process. Information concerning the materials used in the moulding department during March is as follows:

Units Materials costs

Work in progress at March 1 22,000 15,480

Units started during March 90,000 46,120

Units completed and transferred to

next department during March 100,000

What was the materials cost of the work-in-progress inventory at March 31?

a) 1,100

b) 5,500

c) 6,600

d)12,100

5.Merckley Company has a process costing system and uses the FIFO method. For May, the company's beginning work-in-progress inventory was 80% complete with respect to conversion, and the ending inventory was 50% complete with respect to conversion. Information on units processed and conversion costs incurred during May follow:

Units Conversion cost

Work-in-progress inventory on May 1 25,000 22,000

Units started into production, and

costs incurred during the month 135,000 161,000

Units completed and transferred to

finished goods during the month 110,000

Work-in-progress inventory on May 31 50,000

What was the amount of conversion cost in the ending work-in-progress inventory?

a) 28,750

b) 35,000

c) 57,500

d)70,000

6.Steven Company uses the FIFO method in its process costing system. The following data were taken from the accounting records of a particular department for March:

Beginning work-in-progress inventory: 27,500

(10,000 units; 100% complete like to materials,40% complete like to conversion)

Units completed and transferred out

during the month: 50,000 units

Cost per equivalent unit of production for March:

Material 2.25

Conversion 2.10

What was the total cost of units transferred out of the department during March?

a) 186,600

b) 214,100

c) 217,500

d) 245,000