Using the credit card from question 13

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

What is the rate for one gallon of gasoline

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.