The temperature outside changed from 91°F to 42°F over a period of seven days. If the temperature changed by the same amount each day, what was the daily temperature change?
A:
49°F

B:
-49°F

C:
-7°F

D:
7°F

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Find the area of the triangle shown 3 by 6