Solve the problem. Where appropriate, round to the nearest tenth of a percent.On a biology test, a student got 25 questions correct but did not pass. On a second attempt, the student got 31 questions correct. What was the percent increase?
A. 76%
B. 6%
C. 24%
D. 19.4%
Answer: C
Mathematics
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Graph the function. Use the graph to find any relative maxima or minima.f(x) = x2 + 8x + 14
A. Relative maximum of -2 at x = -4 B. Relative maximum of -2.2 at x = -4.1 C. Relative minimum of -2 at x = -4 D. Relative minimum of -2.2 at x = -4.1
Mathematics
Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9 B. 12 C. 10 D. 2
Mathematics
Using interval notation, write the set.{x| x ? 6}
A. (-?, 6) B. [-?, 6) C. (-?, 6] D. [-?, 6]
Mathematics
Solve the triangle.
A. A = 74.4?, B = 48.8?, C =56.8? B. A = 48.8?, B = 56.8?, C =74.4? C. A = 56.8?, B = 74.4?, C =48.8? D. A = 56.8?, B = 48.8?, C =74.4?
Mathematics