Solve the problem.Shelly can cut a lawn with a riding mower in 4 hours less time than it takes William to cut the lawn with a push mower. If they can cut the lawn in 8 hours working together find how long to the nearest tenth of an hour it takes for William to cut the lawn alone. Round to the nearest tenth of an hour.
A. 14.2 hours
B. 14.3 hours
C. 18.2 hours
D. 18.3 hours
Answer: C
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Evaluate the integral.
A. 
sin 7t - 
cos 11t + C
B. 
sin 7t + 
sin 11t + C
C. 
sin 7t - 
sin 11t + C
D. 
sin 9t - 
sin 2t + C
Solve.A tour bus is traveling along a triangular path. The three straight lines form a right triangle. One leg of the triangle represents a distance of 8 miles. The other leg of the triangle is 4 miles shorter than the hypotenuse. What is the length of the hypotenuse of this triangle? Of the other leg?
A. The hypotenuse is 13 miles long. The shorter leg is 8 miles long. B. The hypotenuse is 10 miles long. The shorter leg is 6 miles long. C. The hypotenuse is 12 miles long. The shorter leg is 5 miles long. D. The hypotenuse is 9 miles long. The shorter leg is 4 miles long.
Find the requested function.Find the cubic function with the given table of values.
A. f(x) = -3(x - 7)(x - 6)(x + 1) B. f(x) = (x + 7)(x + 6)(x - 1) C. f(x) = -3(x + 7)(x - 6)(x - 1) D. f(x) = -3(x + 7)(x + 6)(x - 1)
In a certain state, the daily amounts of industrial waste are normally distributed, with a mean of 6,000 tons and a standard deviation of 2,000 ons. Find the probability that on a randomly selected day the amount of industrial waste is between 9,400 and 11,800 tons. Use a table of the standard normal distribution to solve the problem. Round your answer to four decimal places. ?
A. 0.0427 B. 0.9573 C. 0.2911 D. 0.4270 E. 0.4697