1.	John spent 1 hour 15 minutes doing his math assignment on Monday, 50 minutes on Tuesday, and 1 hour 10 minutes on Wednesday. How much time did he spend doing math homework?
		A.	2 h 30 min	B.	3 h 15 min
		C.	2 h 75 min	D.	4 h
		Hint
	2.	Add 1 hour 49 minutes to 9 hours 25 minutes. Rename if necessary.
		A.	10 hours 74 minutes	B.	11 hours 74 minutes
		C.	11 hours 14 minutes	D.	10 hours 14 minutes
		Hint
	3.	Subtract 2 hour 11 minutes from 12 hours 3 minutes.
		A.	9 hours 8 minutes	B.	10 hours 8 minutes
		C.	9 hours 52 minutes	D.	10 hours 52 minutes
		Hint
	4.	You are trying to decrease the time it takes you to get ready in the morning. Yesterday it took you 1 hour 5 minutes 16 seconds. Today it took you 47 minutes 54 seconds. How much faster were you today than yesterday?
		A.	17 minutes 22 seconds	B.	1 hour 53 minutes 10 seconds
		C.	18 minutes 16 seconds	D.	1 hour 52 minutes 70 seconds
		Hint
	5.
		A.	1 h 12 min 5 s	B.	1 h 13 min 5 s
		C.	1 h 65 s	D.	72 min 65 s
		Hint