SOLUTION: a videotape plays 6.72 ft per minute for 2 hours at standard speed. It plays for 6 hours at extended long play speed. What is the rate of the tape at the slower speed?

Question 815519: a videotape plays 6.72 ft per minute for 2 hours at standard speed. It plays for 6 hours at extended long play speed. What is the rate of the tape at the slower speed?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
r = d / t
d = r * t
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d = 6.72 ft/min * ( 2 hr * 60 min/hr )
d = 806.4 ft of tape
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at the slower speed:
r = d / t
r = 806.4 ft / ( 6 hr * 60 min/hr )
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Answer:
r = 2.24 ft/min
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