Find the indicated probability.Assume that two marbles are drawn without replacement from a box with 1 blue, 3 white, 2 green, and 2 red marbles. Find the probability that both marbles are green.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the average of the set of numbers.
, 
, and 
A. 
B. 
C. 1
D. 
Mathematics
Solve the problem.A town's average monthly temperature data is represented in the table below: 
Find a sinusoidal function of the form 
that fits the data.
A. y = 28.9 sin 
+ 83.6
B. y = 83.6 sin 
+ 28.9
C. y = 56.25 sin 
+ 27.35
D. y = 27.35 sin 
+ 56.25
Mathematics
Solve the logarithmic equation.log9 (x - 7) + log9 (x - 7) = 1
A. 
B. -10, 10
C. -
, 
D. 10
Mathematics
Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.Perpendicular to -2x + 5y = -31; passing through (-7, -9)
A. y = - 
x - 53
B. y = 
x + 
C. y = - 
x
D. y = - 
x - 
Mathematics