Train into a Tunnel

An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?




Similar Riddles

0 0 0 = 6
1 1 1 = 6
2 2 2 = 6
3 3 3 = 6
4 4 4 = 6
5 5 5 = 6
6 6 6 = 6
7 7 7 = 6
8 8 8 = 6
9 9 9 = 6

You can use any mathematical symbols in the space provided to make all above algebraic expressions true.

Asked by Neha on 24 Jul 2021


Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?

Asked by Neha on 14 Jan 2025

Which famous Hollywood movie name is hidden in the below rebus?

Hollywood Movie Riddle

Asked by Neha on 20 Apr 2026


How many times in a given day, minutes and hour clock comes in a straight line ?

Asked by Neha on 03 Mar 2023

You have a square. What you have to do is cut and reassemble the square such that you create a Red Cross sign that has the same volume as that of the square.

Red Cross Sign Riddle

Asked by Neha on 08 Nov 2025

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

Asked by Neha on 22 Mar 2025


A B C D E F G H

These are the letters given to you. Now you have to find out the letter that comes two to the right of the letter which is immediately to the left of the letter that comes three to the right of the letter that comes midway between the letter two to the left of the letter C and the letter immediately to the right of the letter F.

Asked by Neha on 25 Jun 2021

While sitting in the Car, John suddenly finds that one of the wheels was missing. John noticed that a killer is approaching towards him. John cannot get out of the car.

How will John escape?

Asked by Neha on 14 Jan 2021

He digs out tiny caves and stores gold and silver in them. He also built bridges of silver and made crowns of gold. They are the smallest you could imagine. Sooner or later everybody needs his help, yet many people are afraid to let him help them. Who is he?

Asked by Neha on 23 Dec 2025


You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Asked by Neha on 23 Oct 2021

Hot Articles

Amazing Facts

Gambling

In Canada, a mathematical puzzle must be solved in order to win the lottery to classify it as a “game of skill” not gambling.