Solve the problem.If y varies directly as x, and y = 6 when x = 7, find y when x = 35.
A. 
B. 
C. 
D. 30
Answer: D
Mathematics
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Subtract and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Mathematics
Multiply.(x - 2)2
A. x2 + 4 B. 4x2 - 4x + 4 C. x + 4 D. x2 - 4x + 4
Mathematics
Multiply and simplify.
A. 
B. 
C. 
D. 
Mathematics