Age of Son and Mother

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?




Similar Riddles

In a science lab, a petri dish hosts a healthy colony of yeast for an experiment. Now every minute, all the yeast cells divide into two. At noon, there was just a single cell of yeast and at 1:22, the Petri dish was half full. Can you calculate when the dish will be full of yeast?

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There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

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How can one talk without saying a single word?

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Word from nine Letters

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From a pack of 52 cards, I placed 4 cards on the table.

I will give you 4 clues about the cards:

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Identify four cards?

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There were five men at church, and it started raining while they were outside. The four that ran still got wet, but the one that was still stayed completely dry. Why did he stay dry?

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What number comes next in the series?

5 15 5 18 5 24 14 20 _

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When can we add 2 to 11 and get 1 as the correct answer?

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Crossword puzzles

In the 1920s, people feared that crossword puzzles would contribute to illiteracy.