To convert meters per minute to kilometers per hour, which of the conversion factors would be used? Select all that apply. (two answers)
A. 1km/1,000 m
B. 1,000./1km
C. 1 min/60sec
D. 60min/1hr
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2. convert 2 liters to gallons. Use the fact that 1 gal. = 3.8 L
A. 22 L = 3.2 gal.
B. 22 L = 5.8 gal.
C. 22 L = 8.4 gal.
D. 22 L = 83.6 gal.