The Things A’Plenty Company has recently received several orders for its new solar-assisted car. The number of customer orders for the next five months are 2, 6, 10, 10, and 15 respectively.

The first three cars have already been manufactured and their production times have been found to be 500, 400, and 350 hours respectively. Having studied these times, the Company’s engineers estimate that an 80% improvement in production time can be achieved. Things A’Plenty would