If customers order 4 pizzas, then each pizza only costs $4.44. Mr. Pelee orders 4 pizzas, and wants to tip the driver 20% of the cost of the order. How much should Mr. Pelee tip, rounded up to the nearest cent? A. $3.55
B. $4.75
C. $17.76
D. $21.31

Which expression calculates the speed in meters per second of an object that travels a distance of 100 m every 20 seconds

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Solve the system of equations. y= 2x y= x^2 - 15