Company X's shipping rate is $.35 for each of the first 5 ounces, and $.10 for each additional ounce. What would it cost to ship a 12 ounce package

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?