In the Blue Wave Electronics factory, workers use diagnostic machinery to check that parts are up to certain standards. Workers are paid on the graduated piecework scale shown below for each hard drive that they check. If Henry checks 340 drives on Monday, 480 drives on Tuesday, 310 drives on Wednesday, 505 drives on Thursday, and 390 drives on Friday, how much does me make in the week?

Drives checked per weekPay per drive

First 1,600$0.20

1,601 - 1,800$0.25

1,801 - 2,000$0.28

2,001 and up$0.30