Use the order of operations to find the value of the expression.42 - 8 ÷ 22 ? 4 - 6
A. 10
B. 2
C. -2
D. -4
Answer: B
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Solve.Use the magic penny parable to determine how many days would elapse before you had a total of over $2,048,947.
A. 32 days B. 20 days C. 28 days D. 37 days
Graph the solution of the quadratic inequalities on a number line and write the solution in interval notation. v2 + 11v + 28 ? 0
A. [-4, ?)
B. (-?, -7]
C. (-?, -7] ? [-4, ?)
D. [-7, -4]
Use the figures to answer the question.
Name the figure which is a fraction strip depicting 
.
A. Figure 11 B. None of these C. Figure 10 D. Figure 7
Solve the problem.John (whose line of sight is 6 ft above horizontal) is trying to estimate the height of a tall oak tree. He first measures the angle of elevation from where he is standing as 35°. He walks 30 feet closer to the tree and finds that the angle of elevation has increased by 12°. Estimate the height of the tree rounded to the nearest whole number.
A. 61 ft B. 90 ft C. 86 ft D. 67 ft