Determine whether the events are independent.A bag contains 14 red and 7 green marbles. Two marbles are drawn without replacement. Are the events "first marble is red" and "second marble is green" independent events?
A. Yes
B. No
Answer: B
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The temperature in degrees Fahrenheit can be estimated from the number of cricket chirps per minute. If a cricket chirps 40 times per minute, the temperature is approximately 50 degrees Fahrenheit. The average rate of change in temperature is 0.25 degree per chirp per minute. Use these facts to estimate the temperature when a cricket chirps 53 times per minute. ?
A. 53.25 degrees B. 57 degrees C. 40.25 degrees D. none of the above
Sketch the line that has the given slope and contains the given point.m = 
, (-5, 0)
A. 
B. 
C. 
D. 
Solve the equation for the indicated variable. Assume that the dimensions are such that matrix multiplication and addition are possible and that inverses exist when needed.Solve for Y: XY + ZY = A
A. Y = X-1(A - ZY) B. Y = (X + Z)-1 A C. Y = X-1(A - Z) D. Y = A(X + Z)-1
Use the compound interest formula to determine the future value of the given principal P.$480 at 7% compounded quarterly for 3 years
A. $588.02 B. $591.09 C. $111.09 D. $580.92