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An urn contains four colored balls: two orange and two blue. Two balls are selected at random without replacement, and you are told that at least one of them is orange. What is the probability that the other ball is also orange?

Find the radius of convergence, r, of the series. ∞ n2xn 8 · 16 · 24 · ⋯ · (8n) n = 1

Solve q=r/2 (s+t) for t

True or False? 10 (b + 4c) = 10b + 40c

Interpret each of the measures of central tendency. Interpret the mean. Choose the correct answer below. A. The mean is the average driving performance index value. B.

The distance between the towns of Averton and Brackston is 10km. On map the distance is 5cm. What is the scale of the map in its simplest form

Fred is playing tennis. For every 2 of his serves that land in, 5 serves land out. If he hit 24 serves in, how many serves landed out?

Which shape or shapes have 4 congruent sides, two sets of parallel sides, and at least one right angle? A) square B) rhombus C) rhombus and square D) rectangle, rhombus, and square

2.65 Consider the situation of Exercise 2.64. Let A be the event that the component fails a particular test and B be the event that the component displays strain but does not actually fail. Event A occurs with probability 0.

There are six rows of 18 chairs and in the middle of four rows of six chairs are brown how many are not brown