Final answer:
To calculate the unit rate of $170 for 14 ft², divide the total cost by the total area. The result is approximately $12.14 per square foot when rounded to the nearest hundredth.
Step-by-step explanation:
To find the unit rate of $170 for 14 ft², you divide the total cost by the number of square feet to determine the cost per square foot. The calculation is as follows:
Unit rate = Total cost / Area in square feet
Unit rate = $170 / 14 ft²
Unit rate = $12.1428571429 per ft²
Rounded to the nearest hundredth, the unit rate is $12.14 per square foot.