A high school track team's long jump record is 24 ft 9 1/4 in. This year, John's best long jump is 24 ft 2 1/2 in. If long jumps are measured to the nearest quarter inch, how much farther must John jump to break the record?

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.