Combinatorics - 2!

Probability Level 4

A train is going from Mumbai to Pune and make 5 stops on the way. Three persons enter the train after it has started from Mumbai with 3 different tickets. How many different sets of tickets may they have had?


The answer is 455.

Razing Thunder by Razing Thunder , 16, India

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1 solution

Razing Thunder
Jul 12, 2020

FOR EASY AND DETAILED SOLUTION CLICK HERE

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Great initiative on the channel, A weird side thought though your total total view count is just 30 but your subscriber count shown are 35, that's very rare to see, something is glitched?

Mahdi Raza - 11 months ago

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no it is not glitched as i posted some other videos before around 1 year back , now i deleted them

Razing Thunder - 11 months ago

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Oh, ok. Nice, keep up the good work!

Mahdi Raza - 11 months ago

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@Mahdi Raza – i can animate like you but i wanna know that how to make your intro (how you disappeared your symbol in the way )

Razing Thunder - 11 months ago

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@Razing Thunder – Keynote tricks! I don't know if it is the same in PPT as well

Mahdi Raza - 11 months ago

nice video!

Sahil Goyat - 11 months ago

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