Chapter 2.6, Problem 7A

Name _____________________________________________________________________ After moving into a new house, a couple wants to have a concrete patio poured to support a hot tub, because . . . well, because it’s a hot tub. The plans call for a 14 ft by 16 ft slab of concrete 4 inches thick. Round any calculations to two decimal places if you need to.

Suppose that you’ve budgeted $250 per month for a new car, but the salesperson goes into sales mode and talks you into one with a few extra snazzy features. Next thing you know, you have a car payment of $265 per month. Find the actual change and the relative change needed for our car payment budget to accommodate our impulsive decision to go with the fancy car.