Find the Age

My grandson is about as many days as my son in weeks, and my grandson is as many months as I am in years. My grandson, my son and I together are 120 years. Can you tell me my age in years ?




Similar Math Riddles

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Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

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0 0 0 = 6
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2 2 2 = 6
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8 8 8 = 6
9 9 9 = 6

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We have arranged an array of numbers below. What you have to do is use any kind of mathematical symbol you know excluding any symbol that contains a number like cube root. You can use any amount of symbols but you have to come up with a valid equation for all of them.

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Can you tell me the house number of each of John's friends?

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How many chocolates should he buy from each shop?

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Out of the Box

The phrase “thinking outside the box” was popularised from the solution to a topographical puzzle involving 9 dots in a box shape.