Admission to a museum is 7.10 per adult and 4.80 per child. The expression 7.1a+4.8c represents the total cost in dollars for admission for a adults and c children. If 6 adults and 6 children attend the museum, what is the total cost?

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?

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?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122