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Re: Fly problem, alternative solution?
Posted:
Oct 15, 2003 4:05 PM
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In article <200310130955.h9D9t7V24583@proapp.mathforum.org>, prem
<prem_sah1@rediffmail.com> wrote:
> dear sir
> Please help me solving this problem
> Two trains 200 miles apart are moving toward each other;
> each one is going at a speed of 50 miles per hour.
> A fly starting on the front of one of them flies back and forth
> between them at a rate of 75 miles per hour. It does this until the
> trains collide and crush the fly to death. What is the total distance
> the fly has flown?And the number of iteration made by the fly?
>
>
> The solution is simple, using s=t*v, but is ther another way
> of solving it by trough limit?
>
> from
> prem
>
>
Yes, it can be solved by summing a geometric series.
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