There are four dogs/ants/people at four corners of a square
of unit distance. At the same instant all of them start
running with unit speed towards the person on their
clockwise direction and will always run towards that target.
How long does it take for them to meet and where?

Answer Posted / md abdul aziz

They will meet at the center of the square...as the
direction vector of all the ants/people change according to
the first person.

The independent path of each person taken will be spiral in
nature.

Is This Answer Correct ?    50 Yes 6 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

perimeter of rectangle is s and the other side is x, then the other side

657


Ram starts from A walking 2 km North and turns right and walks 4 km and turns right again and walks 4 km and turns right again and walks 4 km and meets Radha at Bwalking in the opposite direction to Ram . Distance between A and B

973


if a,b>0 and a+b=2 then the max value of ab is

769


hi had any body attended bank of interview plz........ share your experience

1727


A boy has Rs 3 in total. If he wins, he gains 1 Rupee and if he looses, he has to loose 1 Rupee. The boy may lose only 5 times in the game and if he earns 5 Rs, he has to quit the game. Find the number of ways of the possibilities.

760






What is the total distance covered by Sachin if he covers 2/3 rd of the distance at 4 kmph and the remaining distance at 5 kmph in 1hr 24min?

703


Five trays cost is 0.35 each and dozen-----

1398


Ramesh sit around a round table with some other men. He has one rupee more than his right person and this person in turn has 1 rupee more than the person to his right and so on, Ramesh decided to give 1 rupee to his right & he in turn 2 rupees to his right and 3 rupees to his right & so on. This process went on till a person has 'no money' to give to his right. At this time he has 4 times the money to his right person. How many men are there along with Ramesh and what is the money with poorest fellow.

721


The mean and the variance of a binomial distribution are 4 and 2 respectively. Then the probability of 2 successes is?

701


13_46_8_180_210_75 = 64 . Use + and – in the empty places to make the equation holds good. Take m = number of + and n = number of – . Find m – n?

780


If all the natural numbers from 256 to 400 are written side by side to each other, a large natural number is obtained. How many times 6 appears in this large natural number?

703


A man travelled from the village to the post-office at the rate of 25 kmph and walked back at the rate of 4 kmph. If the whole journey took 5 hours 48 minutes, find the distance of the post-office from the village

647


There are 9 coins. One of 9 is less weighted and others have equal weighed. Find the minimum no of balances to find the defective coin?

804


A work is done by two people in 24 minutes. One of them alone can do it in 40 minutes. How much time will the other person will take to complete it

755


hi...i have got selected for United bank po interview.can anyboby suggest me how to prepare for interview.r there any books for po interview?i am asking because..this s my 1 st bank interview...pls send me interview material if u have any ..my mail id=pruthi_tarun@yahoo.co.in....thank u

2229