Solve the problem. Round your answer, if appropriate.The following table shows the rate of water flow (in gal/min) from a stream into a pond during a 30-minute period after a thunderstorm. Use the trapezoidal rule to estimate the total amount of water flowing into the pond during this period.
A. 11,350 gallons
B. 9975 gallons
C. 9983.3 gallons
D. 9050.0 gallons
Answer: B
Mathematics
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Solve by trial.y ? 2 = 12
A. 5 B. 7 C. 6 D. 0
Mathematics
Find the probability.The table lists the eight possible blood types. Also given is the percent of the U.S. population having that type.
Let E be the event that a randomly selected person in the U. S. has type B blood. Let F be the event that a randomly selected person in the U. S. has RH-positive blood.Find P(E|F).
A. 0.840 B. 0.818 C. 0.107 D. 0.182
Mathematics
Convert the measurement as indicated.4
gal to fluid ounces
A. 136 fl oz B. 272 fl oz C. 544 fl oz D. 68 fl oz
Mathematics
Write the complex number in trigonometric form. Begin by sketching the graph to help find the argument ?.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics