If the wholesale price of an item is $250 and the markup is 20%, find the retail price of the item. Please explain. Thank you.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Determine if the function below is continuous. a. continuous b. not continuous, 1 hole c. not continuous, > 2 holes d. not continuous, 2 holes

Can some one me with these questions