Ajay went on a ten-mile drive of his new imported bike. He started with a certain speed and after covering each mile, his speed is decreased by 20% for the next mile. If he took 5 minutes to cover the first five mile of the drive, what is the approximate time taken by him to cover the next five miles?
(a) 14 minutes and 1 second
(b) 15 minutes and 15 seconds
(c) 16 minutes and 16 seconds
(d) 17 minutes and 17 seconds
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Answer:
c.)16 minutes and 16 second
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