Planning Systems, Inc

Multiple Choice

Planning Systems, Inc. has forecast the following unit sales and production for the next year, by quarter: 1^st 2^nd 3^rd 4^th
Production 150 160 140 100
Sales 120 140 150 120
The firm has beginning inventories as follows:
Finished goods 50 units
Direct material A 100
Direct material B 100
A finished unit requires one unit of material A and two units of material B. There should be enough material on hand at the end of each quarter to meet 20% of the next quarter's production needs. There are no work-in-process inventories.
How much material A must be purchased in quarter 2?

A) 138
B) 142
C) 156
D) 162