Mathematics, 29.09.2019 22:30, lily0806
Katy has a bag of yellow and red balls. there are a total of 30 balls in the bag. the probability of drawing a yellow ball is 1/6. how many red balls should be removed from the bag in order to increase the probability to 1/3?
the answer choices are:
a)5
b)9
c)10
d)12
e)15
Answers: 1
and we know that the possibility is equal to 
from this equation we find y = 5.
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Katy has a bag of yellow and red balls. there are a total of 30 balls in the bag. the probability of...
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