1. if jake earned $51.20 in 8 hours, how much will he earn in 19 hours?

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?