A basket contains five red balls, four white balls and three blue balls. Two balls are drawn, one after the other, with the first ball replaced before the second is drawn.Find the probability of drawing two white balls.
A. 
B. 
= 
C. 
D. 
= 
E. none of these
Answer: A
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Solve.The sum of three numbers is 5. The sum of the first and second numbers is 3, and the first number is one more than three times the third number. How many of the numbers are even numbers?
A. 1 B. None C. 2 D. 3
Add or subtract. Simplify the answer.
- 
A. 
B. 
C. 
D. 
Find the exact value of the expression using the provided information. Find cos (? + ?) given that cos ? = 
and cos ? = 
and that ? and ? are between 0 and ?/2.
A. 
B. 
C. 
D. 
A new car dealership has taken an inventory of the vehicles it has in stock. Below is a histogram indicating the number of vehicles in stock in certain price ranges. Use the histogram to answer the question. 
How many vehicles in stock are priced between $14,000 and $20,999?
A. 10 vehicles B. 3 vehicles C. 15 vehicles D. 5 vehicles