If the cost to mail a letter is 41 cents for mail weighing up to one ounce and 23 cents for each additional ounce or fraction of an ounce, find the cost of mailing a letter that weighs 87 grams. The cost to mail the letter is $(Type an integer or a decimal.)

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

What dimensions can créate more than one triangle ?