Solve the problem.The length of telephone calls (in minutes) in a public telephone booth has the probability density function:
Determine the probability that a call selected at random will last between 2 and 6 minutes. (Round answer to two decimal places.)
A. 0.70
B. 0.35
C. 0.65
D. 0.95
Answer: B
Mathematics
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Solve the problem.A ship sails as shown in the diagram. Find its displacement from its original position.
A. R = 192 mi, ? = 198.4° B. R = 47.8 mi, ? = 23° C. R = 52.0 mi, ? = 337° D. R = 192 mi, ? = 18.4°
Mathematics
Provide an appropriate response.Perform the indicated operation: 
A. 20 B. -20 C. 9 D. -9
Mathematics
Solve the quadratic equation.x(x - 1) = 20
A. {-4, 5} B. {4, 5} C. {-5, -4} D. {1, 20}
Mathematics
Write the decimal as a fraction or mixed number in simplest form.22.36
A. 22
B. 2236
C. 22
D. 223
Mathematics