Matthew baked 40 brownies. He put 65% of them on a plate to take to school to share with friends. Which expressions can be used to find how many brownies he took to school? Choose ALL the expressions that are correct.

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.