Determine the probability using a probability tree.A bag contains 3 red and 6 yellow marbles. Two marbles are drawn without replacement. Determine the probability of picking two red marbles.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Clear fractions then solve by substitution.3x - 
= 10
- 
= 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A painter can finish painting a house in 5 hours. Her assistant takes 7 hours to finish the same job. How long would it take for them to complete the job if they were working together?
A. 2
hours
B. 
hour
C. 6 hours
D. 4 hours
Mathematics
Use a calculator to find a decimal approximation for the indicated function value. Round your answer to four decimal places.tan 0.14
A. 0.1409 B. 0.9902 C. 1.0099 D. 0.1395
Mathematics
A linear programming feasible region is determined by
Which of the following objective functions has its maximum value at the intersection of 
and 
?
A. 
B. 
C. 
D. 
Mathematics