Grant has been saving coins each day for a week. in his drawer, he has 8 quarters, 9 dimes, 6 nickels, and 7 pennies. if he picks two coins without replacing them, what is the probability he will pick two nickels?

Solve this problem! extra ! 3025/5.5 = a/90.75

Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels.ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0

Carly stated, “all pairs of rectangles are dilations.” which pair of rectangles would prove that carly’s statement is incorrect?