Evaluate the expression without using a calculator.-(-42)
A. -16
B. -8
C. 8
D. 16
Answer: D
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Anne is standing on the corner tossing a coin. She decides she will toss it 12 times, each time walking 1 block north if it lands heads up and 1 block south if it lands tails up. Find the probability that she will end up in the indicated location.at least 10 blocks from her corner
A. 0.0032 B. 0.0029 C. 0.0059 D. 0.0063
Use the given figure to solve the problem.Find the bearing from O to A. 
A. S 90° E B. N 149° E C. N 59° E D. N 31° E
Simplify the given expression. Write the answer with variables in alphabetical order and any constant term last.12 + 10t + 8
A. 10t - 20 B. 10t2 + 20 C. 10t + 20 D. 10t + 96
Write a percent for both the shaded and unshaded parts of the figure.
A. 0.7% shaded; 99.3% unshaded B. 70% shaded; 30% unshaded C. 70% shaded; 3% unshaded D. 7% shaded; 93% unshaded