(Ill give brainliest and extra points if u help) Robert says he needs 250 plastic sleeves for his baseball card collection. He has 3,084 baseball cards. Each sleeve has 12 cards. Do you agree with Robert?
Explain your reasoning.

(Write at least 4 sentences to support your answer pls :D)

Which of these tools or constructions is used to inscribe a hexagon inside a circle?

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.

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?