Perform the indicated operation. Write the answer in scientific notation.(6.8 × 10-4)(4.9 × 109)
A. 11.7 × 1013
B. 1.34 × 105
C. 3.332 × 106
D. 3.332 × 105
Answer: C
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Use the relative frequency method to estimate the probability. Round your answer to 2 decimal places when necessary.Every week, Joe plays chess with his father. Of the last 50 games, Joe has won 63% of the games. What is the probability that Joe will win the next game?
A. 0.63 B. 0.063 C. 1 D. 0.5
Solve the problem.If 
is a convergent series of nonnegative terms, what can be said about 
, where k is a positive integer?
A. May converge or diverge B. Always converges C. Always diverges
Solve.The horsepower h generated by a particular electric motor depends on its rotational speed ?, measured in revolutions per minute (rpm). The table below summarizes the data collected by a research engineer who is analyzing the motor's characteristics: 
On log-log paper, graph h as a function of ?.
What will be an ideal response?
Provide an appropriate response.Bottled drinking water is measured using which metric measure?
A. grams B. liters C. ounces D. meters