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OpenStudy (anonymous):
OpenStudy (anonymous):
@Robert136
OpenStudy (anonymous):
@peachpi
OpenStudy (anonymous):
@Nnesha plz help u my only option
OpenStudy (anonymous):
whats the change its a yellow ball the first time she picks
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OpenStudy (anonymous):
there are 18 yellow and 2 white balls in the bag
OpenStudy (anonymous):
yeah...keep goin u doin good lol
OpenStudy (anonymous):
lol answer me
OpenStudy (anonymous):
huh ?? u didnt ask a question
OpenStudy (anonymous):
think about the first draw only, you have 20 balls in the bag, and 18 of them are yellow, what is the change that u pick a yellow ball on your first try
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OpenStudy (anonymous):
ummmmmmmmmm 18/20 idk bro
OpenStudy (anonymous):
@dan915 yo thx 4 da mdeal
OpenStudy (anonymous):
yep that is right immabe!
OpenStudy (anonymous):
then he puts the ball back and once again you are left with the same situation for hte 2nd pick
OpenStudy (anonymous):
so theres another 18/20 chance to pick up the yellow ball again
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OpenStudy (anonymous):
so its like 18/20 chance in an 18/20 chance
you can multiply these 2 fractions together to see the total chance
OpenStudy (anonymous):
(18/20) * (18/20)
=(18/20)^2
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
i can help you understand why multiplying is working if its not clear
OpenStudy (anonymous):
@Peaches15 that medal was actually a misclick lol xD but u can keep it
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OpenStudy (anonymous):
@dan915 duh of cures im keeping da medal lol
OpenStudy (anonymous):
Ok i multiplied 18*20 got 360 then i divided that by 2 an got 180 wrong or right