Answer:
111
Step-by-step explanation:
The sum for a 7-sided interior polygon is 900
126+158+120+125+121+139=789
900-789=111
140 (number of customers) * .65 (% of customers who ordered a large coffee) = 91 customers who ordered a large coffee
2/6, 3/9, 4/12, 5/15, 6/18 ect.
Hope this helped!
