4. The large hand of a big clock is 70cm long. How many cm does its extremity move in 6 minutes time
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Step-by-step explanation:
We know that for 60 minutes it is 360 degrees. So for 1 minute it is 360 / 60 which is 6 degrees. So for 6 minutes it has travelled 6 * 6 = 36 degrees. Therefore length covered by minute hand is 44 cm.
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