Provide an appropriate response.
Solve the given problem: A gear measures 8 cm across. It turns another gear 3.4 cm across. If the larger gear has a speed of 45 revolutions per minute (rpm), what is the rpm of the smaller gear?
A. 0.6 rpm
B. 106 rpm
C. 19 rpm
D. 360 rpm
Answer: B
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Approximate the numbers and place the correct symbol (< or >) between them.
A. -3 > 3.25 B. -3 < -3.25 C. -3 < 3.75 D. -3 > 3.75 E. -3 < 3.25
Find the volume of the sphere satisfying the given condition. Approximate values to the nearest tenth.radius = 4.5 in.
A. 84.78 in.3 B. 381.51 in.3 C. 214.599 in.3 D. 3052.08 in.3
Use the information in the table to solve the problem. Write your answer as a fraction in lowest terms.The table below shows the amounts of pollutants (in parts per million) in a sample of rainwater.
Find the ratio of pollutant D to pollutant E.
A. 
B. 
C. 
D. 
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2