297.3 = 2hundred, 9tens, 7 ones, and 3 tenths. regroup 297.3 using 2 hundred, 9 tens, 5 ones, and ? tenths

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?

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?

The area of a circle is equal to 1 dm². find the radius of the circle.