Pecans priced at $5.85 per pound are mixed with almonds priced at $4.93 per pound to make a 40-pound mixture that will sell for $5.62 per pound. How many pounds of pecans and how many pounds of almonds must be used for this mixture?

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)