Find the probability.A die is rolled 20 times and the number of twos that come up is tallied. Find the probability of getting exactly five twos. Round to the nearest thousandth when necessary.

A. 0.921
B. 0.129
C. 0.003
D. 0.083


Answer: B

Mathematics

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Identify the terms of the polynomial.-n7 - 14n3 + 13n2 + 2n + 8

A. -n7, -14n3, 13n2, 2n, 8 B. -1, n7, -14n3, 13n2, 2n, 8 C. -1, n7, -14, n3, 13, n2, 2, n, 8 D. -n7, 14n3, 13n2, 2n, 8

Mathematics

Solve for the specified variable.P = S1 + S2 + S3  for S3

A. S3 = P - S1 - S2 B. S3 = S1 + S2 - P C. S3 = S1 + P - S2 D. S3 = P + S1 + S2

Mathematics

Graph the system of inequalities, and find the coordinates of the vertices.x + 2y ? 2 x + y ? 0

A.

B.

C.

D.

Mathematics

Find the exact value. Do not use a calculator.sin 60°

A.
B.
C.
D.

Mathematics