The post office recorded the weights of packages sent on a particular day and used the results to construct a histogram. Use the histogram to solve the problem. 
0-910-1920-2930-39Weight of Package (pounds)How many packages weighed between 20 and 39 pounds?
A. 2 packages
B. 11 packages
C. 7 packages
D. 6 packages
Answer: D
You might also like to view...
Complete the following for the given f(x). (i) Find f(x + h). (ii) Find the difference quotient of f and simplify.f(x) = -9x
A. (i) -9x - 9h (ii) -9 B. (i) -9x + 9h (ii) -9 C. (i) -9x + 9h (ii) 9 D. (i) -9x - 9h (ii) 9
Solve the problem.A jet plane traveling at a constant speed goes 1400 miles with the wind, then turns around and travels for 1200 miles against the wind. If the speed of the wind is 50 mph and the total flight took 4 hours, find the speed of the plane in still air.
A. 535 mph B. 625 mph C. 705 mph D. 650 mph
Solve the inequality, and graph the solution set.(c + 7)(c + 5)(c - 5) > 0
A. (-7, -5) ? (5, ?)
B. (-?, -7) ? (-5, 5)
C. (-?, -5)
D. (5, ?)
Translate the phrase to an algebraic expression. Use x to represent "a number."a. The product of a number and 10b. Twice a number subtracted from 18
A. a. 10x
b. 18 - 2x
B. a. 
b. 2x - 18
C. a. 
b. 18 - 2x
D. a. 10x
b. 2x - 18