Two urns contain white balls and yellow balls. The first urn contains 2 white balls and 7 yellow balls and the second urn contai
2 answers:
Answer:
Probability that both balls are white
Step-by-step explanation:
Probability is the ratio of number of favorable outcomes to total number of outcomes.
The first urn contains 2 white balls and 7 yellow balls and the second urn contains 3 white balls and 10 yellow balls.
Probability of drawing white ball from first urn
Probability of drawing white ball from second urn
Probability that both balls are white = Probability of drawing white ball from first urn x Probability of drawing white ball from second urn
Probability that both balls are white
You might be interested in
Answer:
Step-by-step explanation:
First at all, we need to use to convert this expression into a fraction, like:
to convert into
.
Expand the fraction to get the least common denominator, like
Write all numerators above the common denominator, like this:
The bottom one used the same way to became simplest form, like this:
And it became like this:
Now, we are going to simplify this complex fraction. We can use cross- multiply method to simplify this fraction.
3y-2(5) and 5y-1(3)
and it will becomes like this in function form:
Then, we should distribute 5 through the parenthesis
And.... Here we go. That is the answer.