10. Find the average of 1 hour 25 minutes, 2 hours 40 minutes, 3 hours 35 minutes and 4 hours
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Answer:
2hours 55 mins
Step-by-step explanation:
first convert the given time into minutes
1hr 25 mins =60+25mins = 85
2 hr 40mins=120+40 = 160
3 hr35 mins =180+35=215
4 hours =240
average =85+160+215+240/4
= 700/4
= 175 mins
= 60x2 +55= 175 hence average is 2hr 55mins
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