8-5: solve problems involving circumference of a circle

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Data was collected on myrtle beach for 11 consecutive days. each day the temperature and number of visitors was noted. the scatter plot below represents this data. how many people visited the beach when the temperature was 84 degrees?

Which of the following circles have their centers in the third quadrant? check all that apply.