Spaceship earth, a major tourist attraction, is a sphere whose diameter is approximately 50 m. what is the volume of spaceship earth? use 3.14 for pi. enter your answer, as a decimal, in the box. round only your final answer to the nearest hundredth.

Find the area of the unshaded square

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?

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?