Calculate the gross earning for an apple picker based on the following differential pay scale: (Round your answer to the nearest cent.) 1 - 1,000: $0.03 each 1,000 - 1,600: $0.05 each Over 1,600:...

Calculate the gross earning for an apple picker based on the following differential pay scale: (Round your answer to the nearest cent.)

1 - 1,000: $0.03 each   1,000 - 1,600: $0.05 each    Over 1,600: $0.07 each