The ratio table shows the costs for different lengths of silver chain. Find the unit rate in dollars per inch

Length (inches) 16 18 20 22

Cost (dollars) $36.00 $40.50 $45.00 $49.50

The unit rate is $__ per inch.​

The ratio table shows the costs for different lengths of silver chain Find the unit rate in dollars per inch Length inches 16 18 20 22 Cost dollars 3600 4050 45 class=