Evaluate the radical expression if it is a real number. Use a calculator to approximate irrational numbers to the nearest hundredth. If the expression is not a real number, so state.
A. 5.49
B. 5.48
C. 5
D. not a real number
Answer: B
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Find the average value of the function
?
?
over the indicated interval 
.
?
A. 
B. 
C. 
D. 
Solve the problem.A deli sells three sizes of chicken sandwiches: the small chicken sandwich contains 4 ounces of meat and sells for $3.00; the regular chicken sandwich contains 8 ounces of meat and sells for $3.50; and the large chicken sandwich contains 10 ounces of meat and sells for $4.00. A customer requests a selection of each size for a reception. She and the manager agree on a combination of 52 sandwiches made from 22 pounds 4 ounces of chicken for a total cost of $178. How many of each size sandwich will be in this combination? (Note: 1 pound = 16 ounces)
A. 24 small sandwiches, 10 medium sandwiches, 18 large sandwiches. B. 20 small sandwiches, 22 medium sandwiches, 10 large sandwiches. C. 18 small sandwiches, 12 medium sandwiches, 22 large sandwiches. D. 22 small sandwiches, 16 medium sandwiches, 14 large sandwiches.
Write the shaded area in the figure as a mixed number and as an improper fraction.
A. 4
; 
B. 1
; 
C. 2
; 
D. 1
; 
Solve the problem.A culture of bacteria obeys the law of uninhibited growth. If 140,000 bacteria are present initially and there are 609,000 after 6 hours, how long will it take for the population to reach one million?
Fill in the blank(s) with the appropriate word(s).