The sales tax for an item was $19.80 and it cost $330 before tax. Find the sales tax rate. Write your answer as a percentage.

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?

Select the number of ways in which a line and a circle can intersect

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank