IAS Interview Question

If it took eight men ten hours to build a wall, how long would it take four men to build it?




Similar Riddles

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

Asked by Neha on 06 Jun 2024


A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

Asked by Neha on 29 Nov 2025

There was a blind beggar living on the footpath of a street. Suddenly one day, the beggar's brother died. What was the relation of the blind beggar with the person who died?

PS: Brother is not the answer.

Asked by Neha on 20 Mar 2026


What four weights can be used to balance from 1 to 30 pounds?

Asked by Neha on 25 Apr 2022

Identify the 10 differences between the two given pictures.

Pictures to Identify

Asked by Neha on 22 Dec 2023

There is a movie name hidden in the picture that is attached with this question. Can you find out which movie is it?

Movie in Rabus

Asked by Neha on 14 May 2021


What does Alexander the Great and Winnie the Pooh have in common?

Asked by Neha on 17 Jul 2025

Can you count the number of matches in the picture below ?


Count the Matches

Asked by Neha on 14 May 2021

What is more useful when it is broken?

Asked by Neha on 30 Mar 2022


Move four matchsticks to the below square to form three squares?

Matchsticks Square

Asked by Neha on 09 Oct 2023

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Artificial Intelligence

Artificial Intelligence has crushed all human records in the puzzle game “2048,” achieving a high score of 839,732 and beating the game in only 973 moves without using any undo.