Until women reach their mid-60s, they tend to get less sleep per night as they age. the average number of hours, in excess of eight hours, that a woman sleeps per night can be modeled as s(w) = 2.697(0.957w) hours when the woman is w years of age, 15 ≤ w ≤ 64.† (a) calculate the constant percentage change for the model.

Sharon had some insider information about a corporate takeover. she unintentionally informed a friend, who immediately bought the stock in the target corporation. the takeover occurred and the friend made a substantial profit from buying and selling the stock. the friend told sharon about his stock dealings, and gave her a pearl necklace because she "made it all possible." the necklace was worth $10,000, but she already owned more jewelry than she desired.

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The green fiddle has declared a $5 per share dividend. suppose capital gains are not taxed, but dividends are taxed at 15 percent. new irs regulations require that taxes be withheld at the time the dividend is paid. green fiddle stock sells for $71.50 per share, and the stock is about to go ex-dividend. what will the ex-dividend price be?