please explain

Puget Sound Divers is a company that provides diving services such as underwater ship repairs to clients in the Puget Sound area. The company's planning budget for May appears below Puget Sound Divers Planning Budget For the Month Ended May 31 Budgeted diving-hours (9) 499 $164,000 Revenue ($410.009) Expenses: Wages and salaries ($11,800 + $128.009) Supplies ($6.000) Equipment rental ($2,200 + $23.009) Insurance ($3,800) Miscellaneous ($520 + $1.489) Total expense Net operating income es 63,000 2,400 11,400 3,800 1,112 81,712 $ 82,288 During May, the company's actual activity was 390 diving-hours. Required: Prepare a flexible budget for May. (Round your answers to the nearest whole dollar.)