Solve the problem.100 employees of a company are asked how they get to work and whether they work full time or part time. The figure below shows the results. If one of the 100 employees is randomly selected, find the probability that the person does not commute by public transportation.
1. Public transportation: 9 full time, 7 part time2. Bicycle: 4 full time, 5 part time3. Drive alone: 25 full time, 34 part time4. Car pool: 10 full time, 6 part time
A. 0.16
B. 1.00
C. 0.39
D. 0.84
Answer: D
Mathematics
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Solve the problem.The area A = ?r2 of a circular oil spill changes with the radius. To the nearest tenth of a square foot, how much does the area increase when the radius changes from 5 ft to 5.1 ft?
A. 31.4 ft2 B. 2.0 ft2 C. 3.1 ft2 D. 15.7 ft2
Mathematics
Write the equation of the line with the given slope and y-intercept.m = 
, b = 1
A. y = - 
x + 1
B. y = 
x + 1
C. y = - 
x - 1
D. y = 
x - 1
Mathematics
Solve the equation.
+ 
= 
+ 
A. {-4} B. {-12} C. {4} D. {3}
Mathematics
Suppose ?2 and ?4 are supplementary. Find the measure of ?1.
A. 95° B. 100° C. 90° D. 180° E. 75°
Mathematics