28. it takes sara 10 minutes to read 15 pages in a magazine. if it takes sara the same amount of time to read each page, which statement describes her unit rate? a) sara reads 0.67 pages every minute b) sara reads 1 page every 0.8 minute c) sara reads 1 page every 0.6 minutes d) sara reads 1.5 pages every minute

The weights of players in a basketball league are distributed normally. the distance (d) of each player's weight (w) from the mean of 86 kilograms was computed as follows: d = |w - 86| if d is greater than 7 for approximately 5% of the players, what is the approximate standard deviation of the players' weights? a. 1.75 kilograms b. 3.5 kilograms c. 4.3 kilograms d. 7 kilograms

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.