Please answer both questions if you can (The photo and this question)

A different question: Circle A has a diameter of approximately 20 inches and an area of approximately 300 in2. Circle B has a diameter of approximately 60 inches. Which of these could be the area of Circle B?: Explanation needed.
A: About 100 in2
B: About 300 in2
C: About 900 in2
D: About 2,700 in2

Acoffee shop orders at most $3,500 worth of coffee and tea. the shop needs to make a profit of at least $1,900 on the order. the possible combinations of coffee and tea for this order are given by this system of inequalities, where c = pounds of coffee and t = pounds of tea: 6c + 13t ≤ 3,500 3.50c + 4t ≥ 1,900 which graph's shaded region represents the possible combinations of coffee and tea for this order?

F(x)=5/6x+3 which of the following is true

Find the area between y=e^x and y=e^2x over [0,1]