Multiply and simplify.
? 3b
A. 
b
B. 
C. 
D. 11b
Answer: D
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Solve the problem.A gas station sells 4820 gallons of regular unleaded gasoline in a day when they charge $1.35 per gallon, whereas they sell 3895 gallons on a day that they charge $1.40 per gallon. Find a linear function that expresses gallons sold as a function of price. Use this function to predict the number of gallons sold at a price of $1.28 per gallon.
A. 6111.7 gallons B. 6115 gallons C. 6124 gallons D. 6119.1 gallons
Solve the problem.Five men recorded their average time to run a mile. The results are shown in the bar graph below. Times are in minutes. How much faster is Randy's average time than Graham's? 
A. 0.36 min B. 0.66 min C. 1.13 min D. 0.56 min
Determine between which two consecutive whole numbers each square root lies.
A. 7 and 8 B. 4 and 5 C. 5 and 6 D. 6 and 7
Use the graph to determine the function's domain and range. Write the domain and range in interval notation.
A. domain: x = 
range: (-?, ?)
B. domain: (-?, ?)
range: (-?, ?)
C. domain: (-?, ?)
range: y = 5
D. domain: x = 
range: y = 5