We have 2016 kangaroos, each of them can be gray or red, and at least there is one of each color. For each kangaroo we write a fraction whose numerator is the number of kangaroos of the other color, and the denominator is the number of kangaroos of the same color as (including ). Find the sum of these fractions, for the 2016 kangaroos.
This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try
refreshing the page, (b) enabling javascript if it is disabled on your browser and,
finally, (c)
loading the
non-javascript version of this page
. We're sorry about the hassle.
No explanations have been posted yet. Check back later!