Solve the problem.In a survey about the number of siblings of college students, the following probability table was constructed: 
What is the probability that a student has 1, 2, or 3 siblings?
A. 0.34
B. 0.67
C. 0.9
D. 0.53
Answer: B
Mathematics
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Multiply or divide as indicated. Write the answer in lowest terms. 
? 
A. 
B. 
C. 
D. - 
Mathematics
Convert the angle to degrees, minutes, and seconds; or to decimal degrees (and round your result to the nearest hundredth of a degree).137°46'58''
A. 137.74 B. 137.78 C. 137.84 D. 137.79
Mathematics
Describe the transformation that sends ?ABC to ?A'B'C' in Figure below. Mark the relevant vectors, points, lines, etc. and give the coordinates for these objects as appropriate.
What will be an ideal response?
Mathematics
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of heads is noted.
A. 
B. 
C. 
D. 
Mathematics