Amanufacturing company makes two types of water skis, a truck ski and a slalom ski. the relevant manufacturing data are given in the table. if the profit on a truck ski is $30 and the profit on a slalom ski is $60, how many of each type of ski should be manufactured each day to realize a maximum profit? what is the maximum profit?

the maximum profit is $_. the maximum occurs when _ trick skis and _ slalom skis are produced.