Solve the inequality. Write the solution set using interval notation and graph it.-3(2y - 4) < -9y + 6
A. (-?, -9)
B. (-?, -2)
C. (-2, ?)
D. (-9, ?)
Answer: B
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Solve the problem.The formula p = 15 + describes the pressure of sea water, p, in pounds per square foot, at a depth of
below the surface. If a diver was subjected to a pressure of 40 pounds per square foot, to what depth did she descend? At what depth is the pressure 162 pounds per square foot?
A. 321.4ft; 321.4 ft B. 353.4 ft; 353.4 ft C. 57 ft; 325.4 ft D. 55 ft; 323.4 ft
Which of the following provides a functional context for slope (in the sense of Stump, 2001a)?
a. Measuring the steepness of a wheelchair ramp b. Investigating a distance vs. time relationship c. Determining the grade of a road d. Using the phrase "goes up by" to describe slope
Determine whether the equation has no solution, one solution, or infinitely many solutions.24(x - 2) = 2(12x - 3) - 42
A. One solution B. No solutions C. Infinitely many solutions
Find the specified quartile.The mean annual precipitation (in inches) is given below for 21 different U.S. cities. Find the lower quartile, QL.
A. 14.7 in. B. 15.9 in. C. 15.30 in. D. 16.2 in.