Two brothers enter a race with five friends. the racers draw lots to determine their starting positions. what is the probability that the two brothers will start beside each other in any pair of lanes.

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

Two angles are complementary. the larger angle is 36 more than the smaller angle. what is the measure of the larger angle?

Which of the following graphs could represent a cubic function?