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

Can you count the number of children in the picture below

Tricky Count Riddle

Asked by Neha on 28 Mar 2026


A new clothing store has a unique method of pricing items. A vest costs $20, a tie costs $15, a blouse costs $30, and underwear costs $45. How much would pants cost?

Asked by Neha on 22 Oct 2025

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

Asked by Neha on 19 Jul 2021


Which letter of the alphabet has the most water?

Asked by Neha on 03 Aug 2025

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

Asked by Neha on 12 Feb 2022

Can you find the next number in the below sequence
3 , 7 , 10 , 11 , 12 , 17 ?

Asked by Neha on 04 Mar 2025


Through your logical capabilities, can you make 7 an even?

Asked by Neha on 04 Mar 2026

John is the son of Jacob.
So,
Jacob is the_____of John's father?

Asked by Neha on 17 Dec 2024

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

Asked by Neha on 06 May 2021


Can you name an animal whose killing cannot be performed without spilling your own blood?

Asked by Neha on 28 Feb 2023

Hot Articles

Amazing Facts

No Solution

In 2007, a puzzle was released and $2 million prizes were offered for the first complete solution. The competition ended at noon on 31 December 2010, with no solution being found. Wiki