Solve the problem.The chart represents the amount of fuel consumed by a machine used in manufacturing. The machine is turned on at the beginning of the day, takes a certain amount of time to reach its full power (the point at which it uses the most fuel per hour), runs for a certain number of hours, and is shut off at the end of the work day. The fuel usage per hour of the machine is represented by a periodic function. What is the period in hours of this function?
A. Period = 7 hours
B. Period = 125 hours
C. Period = 14 hours
D. Period = 4 hours
Answer: A
You might also like to view...
Solve problems using a calculator.15 × 49 + 81 × 32 - 2496 ÷ 52
A. 458 B. 3268 C. 3279 D. 454
Use the discriminant to determine whether the quadratic equation has two unequal real solutions, a repeated real solution, or no real solution without solving the equation.x2 + 6x - 7 = 0
A. no real solution B. repeated real solution C. two unequal real solutions
Express the number in scientific notation.0.000971
A. 9.71 × 104 B. 9.71 × 10-3 C. 9.71 × 10-4 D. 9.71 × 10-5
Solve the problem.31% of a store's computers come from factory A and the remainder come from factory B. 2% of computers from factory A are defective while 1% of computers from factory B are defective. If one of the store's computers is selected at random, what is the probability that it is not defective and from factory A?
A. 0.987 B. 0.304 C. 0.98 D. 0.006