An item costs $390 before tax, and the sales tax is $35.10. Find the sales tax rate. Write your answer as a percentage.

Ms. ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms. ortiz charge per kilogram of tomatoes to make on a load of tomatoes?

When is g(x) = 0 for the function g(x) = 5.23x + 4?

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4