Square the Number

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?




Similar Riddles

A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



Can you calculate the total percentage of loss from the initial volume when the drop has fallen to the last leaf accurate up to two decimal places?

Asked by Neha on 16 Feb 2021


You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

Asked by Neha on 09 Jan 2026

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Asked by Neha on 09 Oct 2021


Can anyone tell me a word in the English dictionary which has a silent 'z'?

Asked by Neha on 13 Jan 2024

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

Asked by Neha on 04 Jul 2023

In one of the popular batman series movie "Batman Forever", there was a riddle that goes like "Tear me off and then scratch my head and I was red then and now I am back. Who am I?

Scratch the head

Asked by Neha on 28 Mar 2021


How can you leave a room with two legs and return with six legs?

Asked by Neha on 14 May 2021

Can you count the number of squares in the given picture?

How Many Squares you Find

Asked by Neha on 13 Feb 2024

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

Asked by Neha on 14 Dec 2020


A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

Asked by Neha on 06 Mar 2025

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Amazing Facts

Gamers

In 2011, people playing Foldit, an online puzzle game about protein folding, resolved the structure of an enzyme that causes an Aids-like disease in monkeys. Researchers had been working on the problem for 13 years. The gamers solved it in three weeks.