An online ticket seller has 500 concert tickets available at midnight, when h= 0. For the next few hours, 40 tickets are sold every hour.
Which equation represents the number of tickets not yet sold, n, at hour h?

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?

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Let x = a + bi and y = c + di and z = f + gi. which statements are true?