Jack and Tree Height

When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?




Similar Riddles

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

Asked by Neha on 19 Feb 2023


I make two people out of one. What am I?

Asked by Neha on 29 Mar 2022

Can you fill the blank with the correct number?

6 30 870 756030 _____

Asked by Neha on 20 Feb 2023


Can you find out the missing number in the grid?

Missing Number

Asked by Neha on 12 Nov 2023

Find the Goldfish below the given Image.

Find the Goldfish

Asked by Neha on 25 Feb 2025

How much will a 38° angle measure when looked at under a microscope that magnifies ten times?

Asked by Neha on 17 May 2021


Which is the correct shadow of the bird?

Correct Shadow Riddle

Asked by Neha on 23 Aug 2021

What happened when the wheel was invented?

Asked by Neha on 14 Feb 2024

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Asked by Neha on 19 Oct 2025


I have a hole in my back and legs I lack.
I live where I can’t breathe and I eat without teeth.
What am I?

Asked by Neha on 02 Nov 2025

Hot Articles

Amazing Facts

Challenging

There is a cryptic organization called Cicada 3301 that posts challenging puzzles online, possibly to recruit codebreakers and linguists.