Bridge Crossing in Minimal Time

A family is trapped in a jungle. There is a bridge which can lead them to safety. But at one time, the bridge can only allow two people to pass through. Also, all of them are afraid of the dark and thus, they can't go alone.

Father takes 1 minute to cross, the mother takes 2 minutes, the son takes 4 and the daughter takes 5 minutes. While crossing the time taken will be according to the slower one. How can they all reach the other side in the minimum possible time?




Similar Riddles

What does below rebus means ?

Break the Riddle

Asked by Neha on 15 Jan 2021


At a bar, three friends, Mr Green, Mr Red and Mr Blue, were having a drink. One man was wearing a red suit; one a green suit; and the other a blue suit. 'Have you noticed,' said the man in the blue suit, 'that although our suits have colours corresponding to our names, not one of us is wearing a suit that matches our own names?' Mr Red looked at the other two and said, 'You're absolutely correct. What colour suit is each man wearing?

Asked by Neha on 03 Dec 2023

Spot 5 differences in two Christmas tree below:

Christmas Tree

Asked by Neha on 06 Jul 2021


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

Asked by Neha on 07 Sep 2023

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Asked by Neha on 30 Oct 2025

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

Asked by Neha on 02 May 2025


An octopus has 8 legs. A hippogriff has 6 legs and 2 pairs of wings. A sphinx has 6 legs and one pair of wings. Now we have all 3 kinds and a total of 18 insects in a cage. We have a total of 118 legs and 20 pairs of wings. How many insects do we have of each kind?

Asked by Neha on 13 Oct 2024

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?

Asked by Neha on 04 Aug 2023

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

Asked by Neha on 03 Oct 2025


I never stop running even when I standstill. If I am formed by joining two identical bodies together, can you guess who I am?

Asked by Neha on 28 Mar 2023

Hot Articles

Amazing Facts

Word ladder puzzle

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