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Question Number 66683 by Tinkutara@ last updated on 18/Aug/19

Commented by mr W last updated on 18/Aug/19

$e a c h r u n n e r h a s t w o p o s s i b i l i t i e s, t o t a l l y$ $2 \times 2 \times 2 = 8 . s u c h t h a t t h e y {d o n}^{'} t c o l l i d e,$ $a l l o f t h e m m u s t r u n i n t h e s a m e$ $d i r e c t i o n, t h e r e a r e t w o s u c h p o s s i b i l i t i e s .$ $t h e p r o b a b i l i t y t h a t t h e y {d o n}^{'} t c o l l i d e$ $i s t h e r e f o r e \frac{2}{2 \times 2 \times 2}, a n d t h a t t h a t$ $t h e y c o l l i d e i s 1 - \frac{2}{2 \times 2 \times 2} = 1 - \frac{1}{4} = \frac{3}{4}$ $= 0.75$
Commented by Tinkutara@ last updated on 18/Aug/19

$t h a n k s s i r!$
	Answered by JDamian last updated on 18/Aug/19

	$0.75$
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