Solve the problem.Mr. Roberts installed  -inch thick laminated material on top of  thick plywood to make a countertop. What was the thickness of the completed countertop?

A.  inch
B.  inch
C.  inch
D.  inch


Answer: B

Mathematics

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Use the change of base rule to find the logarithm to four decimal places.log2.8 154

A. 0.2044 B. 2.1875 C. 55.0000 D. 4.8921

Mathematics

Solve the problem.If an earthquake has an intensity of x, then its magnitude, as computed by the Richter Scale, is given by   is the intensity of a small, measurable earthquake. (Consider  for this problem.) If one earthquake has a magnitude  on the Richter scale and a second earthquake has a magnitude 

src="https://sciemce.com/media/4/ppg__tttt0617191139__f1q94g5.jpg" alt="" style="vertical-align: -4.0px;" /> on the Richter scale, how many times more intense (to the nearest whole number) is the second earthquake than the first? A. 2 B. 19,952,623,150 C. 1,258,925 D. 8031

Mathematics

Determine the maximum possible number of turning points for the graph of the function.f(x) = - x2 - 14x + 13

A. 1 B. 0 C. 2 D. 3

Mathematics

Solve the inequality. Express your answer using interval notation. Graph the solution set.x(9x - 6) ? (3x + 7)2

A.

B.

C.

D.

Mathematics