The table shows the number of cell phone towers a company will build as the number of its customers increases. Complete a and b below. Cell Phone Towers
Customers (thousands)
Towers
3.25
169
4.25
221
5.25
273
7.25
377
a. Is the relationship between number of towers and number of customers proportional? Explain. Choose the correct answer below and, if necessary, fill in the answer box to complete your choice.
A.
Yes. The ratios of towers to customers (thousands) are all equivalent to a unit rate of nothing.
B.
No. The ratios of towers to customers are not all equivalent.