Cloth Roll to be Cut

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?




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In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

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On the occasion of Diwali, online seller companies in India are offering a big discount on Iphone14 as below.

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A famous swimmer can swim downstream in a lake in exactly 40 minutes with the lake current.
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The product of three consecutive numbers is 7980.
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