Amit works out at a gym for three quarters of an hours. he uses the treadmill for half the total workout session time and one third on cycle. find the total time he spend on other miscellaneous exercises.

Three quarter of an hour equals 45 minutes, he spends half of it on treadmill I. e 22.5 minutes, and one third I. e 15 minutes on cycle, hence the remains time should give the time he spent on other exercises which is 45-22.5-15=7.5 minutes i. e. One eight of an hour