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Can you replace the question mark with the correct number?

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Similar Riddles

1 dollar = 100 cent
= 10 cent x 10 cent
= 1/10 dollar x 1/10 dollar
= 1/100 dollar
= 1 cent

=> 1 dollar = 1 cent

solve this tricky problem?

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Which flower has two lips?

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A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

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I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

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Remove two matchsticks to make the below equation correct.

Make the Equation Correct

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Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

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The first box has two white balls. The second box has two black balls. The third box has a white and a black ball.

Boxes are labeled but all labels are wrong!

You are allowed to open one box, pick one ball at random, see its colour and put it back into the box, without seeing the colour of the other ball.

How many such operations are necessary to correctly label the boxes?

Asked by Neha on 24 Jun 2021

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

Asked by Neha on 04 Jan 2025

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

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You throw me out when you want to use me and you take me in when you don't want to use me.

Who Am I?

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Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.