Solve the problem.The number of acres in a landfill is given by the function 
where t is measured in years. How many acres will the landfill have after 7 years? (Round to the nearest acre.)
A. 5578 acres
B. 6575 acres
C. 6694 acres
D. 15,139 acres
Answer: C
Mathematics
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Find the indicated coordinates.The coordinates of the endpoints of one side of a square are (3, -4) and 
Find the coordinates of the other two vertices.
A. (3, 6) and (-7, 6) B. (3, -11) and (-7, -11) C. (3, -14) and (-7, -14) D. (3, -14) and (-7, -14); or (3, 6) and (-7, 6)
Mathematics
Solve the problem.The test scores of 40 students are summarized in the frequency distribution below. Find the grouped mean rounded to the nearest tenth. 
A. 74.5 B. 68.9 C. 72.5 D. 65.3
Mathematics
Solve.Find the perimeter.
A. 1,469 yards B. 1,231 yards C. 1,625 yards D. 1,313 yards
Mathematics
Simplify the expression.log5
+ log5(20)
A. 25 B. 2 C. 1 D. 5
Mathematics