Solve the equation or inequality graphically. Express solutions or endpoints of intervals rounded to the nearest hundredth, if necessary.
= 
A. {2.31, 1.38}
B. {-2.31, 1.38}
C. {2.31, 2.31}
D. {-2.31, -1.38}
Answer: A
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The following table shows the cumulative number of swine flu cases t days after an epidemic began.
310172432
2644128155177?
A. Calculate the average rate of change in the cumulative number of swine flu cases from day 17 to day 24.B. Explain in practical terms the meaning of the number you calculated in part A.C. Use your answer from part A to estimate the cumulative number of swine flu cases after 23 days. Round your answer to the nearest whole number.
What will be an ideal response?
Your workout this morning burned 712 calories. After your workout, you take a walk that burns 255 calories per hour.
?
A: Find a formula that gives the total calories 
you burn in your morning workout plus 
hours of walking.
?
B: How long do you need to walk to burn a total of 1153 calories?
What will be an ideal response?
Divide in the indicated base.2336 ÷ 36
A. 516 B. 1516 C. 526 D. 416
Perform the indicated operation.3 + (-4)
A. -7 B. 7 C. 1 D. -1