单选题 Peterson Painting Company is a commercial painting contractor. At the beginning of 20×7, Peterson' s net working capital was $ 350000. The following transactions occurred during 20×7 :

A、 Performed services on credit
B、 $150000
C、 Purchased office equipment for cash
D、 10000
E、 Recognized salaries expense
F、 54000
G、 Purchased paint supplies on on credit
H、 25000
I、 Consumed paint supplies
J、 20000
K、 Paid salaries
L、 50000
M、 Collected accounts receivable
N、 157000
O、 Recognized straight-line depreciation expenses
P、 2000
Q、 Paid accounts payable
R、 15000

【正确答案】 C

【答案解析】Working capital at the end of 20×7 is $416000 ( $ 350000 beginning working capital + $ 150000 increase in accounts receivable from services $ 10000 office equipment purchase $ 54000 salaries expense accrual $ 20000 consumed supplies). The change in cash was $ 82000($157000 collections $10000 from equipment purchase $ 50000 salaries paid $ 15000 for payables).