Solve the problem.A restaurant offers a choice of 3 salads, 10 main courses, and 4 desserts. How many possible choices for a meal are there (including single items)?
A. 179 possible meals
B. 219 possible meals
C. 137 possible meals
D. 202 possible meals
Answer: B
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Analyze the situation and explain how you would make a decision.You want a new car but plan to use it for only 2 years. The cost of leasing is $2,000 down and $300 per month. The cost of buying is $20,000, and you can expect to sell it in two years for approximately $12,000. Which is the better option?
What will be an ideal response?
Evaluate the expression. All numbers are approximate. State your answer with the proper accuracy and precision.
A. -135.01 B. -15.91 C. 15.9 D. 15.908
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.(x-7)-3
A. 
B. 
C. -x10
D. x21
Solve the problem.If a rock falls from a height of 80 meters on Earth, the height H (in meters) after x seconds is approximately 
What is the height of the rock when x = 1.8 seconds? Round to the nearest hundredth, if necessary.
A. 95.88 m B. 71.18 m C. 64.12 m D. 64.45 m