Double Trouble
A fish bowl contains slips of paper numbered 1 through 9. Two slips are drawn, one after the other without replacement. Find the probability that both numbers are even.
Note: The solution can be expressed as . Express your answer as .
The answer is 7.
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.
1 solution
4/9×3/8=a/b =》12/72=a/b =》1/6=a/b 》a+b=7