Asum of money is divided in the ratio 4: 3 if the smaller share is ,€45 what is the sum of money

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What is the image of c for a 90° counterclockwise rotation about a? (3, 7) (-1, 3) (7, 3)

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?