Kameron is flying a plane for the first time! The air traffic controller tells him to fly at 500m above the ground or higher. Write an inequality that is true only for elevations at which Kameron should fly. use x for the variable.

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

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)

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read