Question 1207259
4/5 * 6/6 + 2/3 * 10/10 + 1/2 * 15/15 equals:


24/30 + 20/30 + 15/30 equals:


(24 + 20 + 15) / 30 equals:


59/30 hours which is equal to 1.966666667 hours.


if you have converted everything to minutes, you would have gotten:


4/5 * 60 + 2/3 * 60 * 1/2 * 60 = 118 minutes / 60 = 1.966666667 hours.