Suppose that grade point averages of undergraduate students at one university have a bell-shaped distribution with a mean of 2.62 2.62
and a standard deviation of 0.4
0.4
. Using the empirical rule, what percentage of the students have grade point averages that are no more than 3.82
3.82
? Please do not round your answer.

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.