Use a proportion to solve the problem.The ratio of the lengths of strings that play the notes D and A is 3 to 2. If a string 96 centimeters long plays a D, what is the length of the string that plays an A?
A. 98 centimeters
B. 144 centimeters
C. 64 centimeters
D. 99 centimeters
Answer: C
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Provide an appropriate response.A pediatric speech therapist started her own practice in 2004. The function y = 3.2 x + 10.53 models the number of patients she treated each year, where x is the number of years after 2004. The model was found using data for the years between 2004 and 2012. What does the model estimate as the number of patients in 2014? Round to the nearest whole number. Is this interpolation or extrapolation?
A. 45; extrapolation B. 43; extrapolation C. 44; interpolation D. 43; interpolation
Solve the equation.log6(36) = x
A. 216 B. 6 C. 2 D. 42
Sketch the logarithmic function.f(x) = 
log3(x + 3) - 1 
A. 
B. 
C. 
D. 
Solve the problem.During July in Jacksonville, Florida, it is not uncommon to have afternoon thunderstorms. On average, 9.5 days have afternoon thunderstorms. What is the probability that a randomly selected day in July will not have a thunderstorm? Round to two decimal places, if necessary.
A. 0.31 B. 0.69 C. 0.68 D. 0.91