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

You walk into an old horror house. It has no power or plumbing. Once inside, you see three doors. Each door has a number on it. Behind each door is a way for you to die. Behind door number one, you die by getting eaten by a lion. Behind door number two, you die by getting murdered. Behind door number three, you die by an electric chair. You can’t turn back, so you have to go through a door. Which door do you go through?

Asked by Neha on 10 Jun 2025


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

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

Asked by Neha on 03 Feb 2023


Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

Asked by Neha on 11 May 2023

What number do you get when you multiply all of the numbers on a telephone's number pad?

Asked by Neha on 17 Jul 2024

There was once a troop of 5 elves. The 5 elves were very dedicated on finding the magical treasure of 1000 coins. However, being elves, they were super geniuses, very greedy and they did not hesitate in taking lives of other elves. The 5 elves were named Aye, Bee, Cee, Dee and Ee, ranked from high to low respectively, from Aye to Ee. One fine day, their efforts brought results and they found 1000 coins. Now they had to split it in between them as per their ranks. The lowest ranked elf has to make the proposal. If the proposal is accepted by majority, it is agreed, or the suggesting elf is killed.

What proposal should elf Ee make ?

Asked by Neha on 14 Dec 2025


Which word is least like the others? Third, fourth, fifth, sixth, seventh, eighth, ninth?

Asked by Neha on 28 Aug 2025

Can you guess the name of the month by looking the below rebus ?

The Month Rebus

Asked by Neha on 24 Mar 2023

A journalist was investigating a sacred cult in the jungles of Africa when he was caught by one of the person. He was confined in a cave till the leader arrived. The leader told him that he need to tell him a statement. If he thinks the statement is true, then the journalist head will be chopped off. If he thinks that the statement is false, his head will be smashed with a hammer.

What statement did the journalist make to survive?

Survive in Jungle

Asked by Neha on 19 Mar 2021


Can you find out the number of the parking space in which the car is parked?

Parking Space Riddle

Asked by Neha on 07 May 2026

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Amazing Facts

Word ladder puzzle

The word ladder puzzle was invented by Lewis Carroll, author of Alice’s Adventures in Wonderland.