Solve the inequality and graph the solution set.
? 7
A. 
B. 
C. No solution
D. 
Answer: A
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Multiply the following:
2 1 3 2 a. Ä ð Ä c. Ä ð Ä 5 2 4 5 7 3 2 7 b. Ä ð Ä d. Ä ð Ä 8 4 1 2
Provide an appropriate response.If xf and xb are denominators of two fractions and f > b, then xf is the LCD.
A. True B. False
Solve the problem.The BBQ committee always orders one pound of ribs for each person who signs up for the Homecoming BBQ, plus 11 extra pounds of ribs. If the committee ordered 120 pounds of ribs this year, find the number of people who signed up for the BBQ.
A. 11 people B. 109 people C. 131 people D. 120 people
Solve.An express and local train leave Grays Lake at 3 P.M. and head for Chicago 50 miles away. The express travels twice as fast as the local and arrives 1 hour ahead of the local. Find the speed of each train.
A. Express's rate = 50 mph and local's rate = 25 mph. B. Express's rate = 25 mph and local's rate = 12.5 mph. C. Express's rate = 60 mph and local's rate = 30 mph. D. Cannot be determined with information given.