Estimate the size of a crowd standing along a 1/2 mile section of a parade route that is 5 feet deep on one side of the street and 10 feet deep other side of the street. Assume that each person occupies 2.5 square feet A. 5,280
B. 10,560
C. 21,120
D. 42,240

One cell phone plan charges $20 per month plus $0.15 per minute used. a second cell phone plan charges $35 per month plus $0.10 per minute used. write and solve an equation to find the number of minutes you must talk to have the same cost for both calling plans.