Solve the problem.Participants in a memorization experiment were able to recall an average of D digits in t minutes, where  Use the graph below to estimate the number of digits recalled after 8 minutes.

A. 77 digits
B. 97 digits
C. 37 digits
D. 57 digits


Answer: D

Mathematics

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Evaluate the expression.(-7)0

A. 0 B. 1 C. -1 D. 7

Mathematics

Solve the problem.Find the number of ways of arranging 5 distinct items in a circle.

A. 24 B. 6 C. 256 D. 120

Mathematics

Use "intersect" on a graphing calculator to solve the system. Round the coordinates of the solution to the second decimal place. If the system is inconsistent or dependent, say so.4x + 3y = 95x - 2y = -11

A. (-0.65, 3.87) B. (-0.12, 0.95) C. (5.32, -7.21) D. (1.88, 3.21)

Mathematics

Write the decimal point in the correct location. 4957 × 0.070 = 346990

A. 3469.90 B. 346.990 C. 346,990. D. 34.6990

Mathematics