Solve the problem.A certain mathematics test consists of 20 questions. Goldie decides to answer the questions without reading them. In how many ways can Goldie fill in the answer sheet if the possible answers are true and false?
A. 40
B. 400
C. 1,048,576
D. 190
Answer: C
Mathematics
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Plot the set of numbers on a number line.
A. 
B. 
C. 
D. 
Mathematics
Express the following in interval notation.{x|x < -5 or x > 1}
A. [-5, 1] B. (-?, -5] ? [1, ?) C. (-?, -5) ? (1, ?) D. (-5, 1)
Mathematics
Solve the problem.Two points A and B are on opposite sides of a building. A surveyor selects a third point C to place a transit. Point C is 55 feet from point A and 70 feet from point B. The angle ACB is 45°. How far apart are points A and B?
A. 72.1 ft B. 103.2 ft C. 115.6 ft D. 49.8 ft
Mathematics
Solve the problem.Find out how long it takes a $2500 investment to double if it is invested at 
compounded monthly. Round to the nearest tenth of a year. Use the formula 
.
A. 7.9 yr B. 7.5 yr C. 8.1 yr D. 7.7 yr
Mathematics