The food service manager at a school conducted a random survey of students to determine their preference for new lunch menu items. select all the inferences that can be drawn from the manager's data.
item number of students
pizza 17
salad bar 7
pita sandwiches 25
burritos 13
(a) about twice as many students prefer pita sandwiches as those who prefer burritos.
(b) burritos are the most preferred item.
(c) almost half of the students preferred pita sandwiches.
(d) about half as many students prefer the salad bar as those who prefer burritos.
(e) twice as many students prefer pizza as those who prefer pita sandwiches.

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

The total number of dental clinics total for the last 12 months was recorded

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.