Time Measurement

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?




Similar Riddles

John Went to the nearby store in a Mall to buy something for her home. Below is the conversation between the two:

John: How much for the one?
Shopkeeper: It is $2
John: How much for the Eleven?
Shopkeeper: It is $4
John: How much for the Hundred?
Shopkeeper: It is $6.

What is John buying?

Asked by Neha on 01 Dec 2025


Who is generally closer to the kids, mom or dad?

(it's a funny riddle)

Asked by Neha on 28 Jul 2023

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

Asked by Neha on 05 Dec 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In the addition below, all digits have been replaced by letters.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

I welcome the day with a show of light, I stealthily came here in the night. I bathe the earthy stuff at dawn, But by noon, alas! I'm gone.

Asked by Neha on 21 Aug 2025

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

Asked by Neha on 27 Feb 2024


What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?

Asked by Neha on 05 Sep 2025

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

Asked by Neha on 06 Mar 2023

Guess the hidden movie name?

Guess Movie Rebus

Asked by Neha on 12 Mar 2026


You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Asked by Neha on 21 Sep 2021

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Amazing Facts

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.