The selling price of an item is $495. It is marked down by 20%, but this sale price is still marked up from the cost of $360. Find the markup from cost to sale price.

The two-way table shows the number of people whose hobbies are reading or solving puzzles and who either ride a motorcycle or don’t ride a motorcycle. among people whose hobby is reading, what is the relative frequency of not riding a motorcycle? express your answer as a decimal, and round it to the nearest hundredth if necessary. enter your answer in the box. reading solving puzzles ride a motorcycle 7 3 don't ride a motorcycle 5 9

What is the inverse of the function f(x) = 2x + 1?

Describe the domain and range of y=2(3)^x-2+5