Margaret drove to a business appointment at 30 mph. her average speed on the return trip was 20 mph. the return trip took 1/2 hr longer because of heavy traffic. how far did she travel to the appointment

The unpaid balance on a mastercard charge was $1,056.23. during the month, payments of $300 and $250 were made and charges of $425 and $274.16 were added. if the finance charge is 1.2% per month on the unpaid balance, find the new balance at the end of the month. $1,205.39 $1,218.06 $918.06 $1,768.06