Solve the problem.A runner is competing in an 8-mile race. As the runner passes each miles marker (M), a steward records the time elapsed in minutes (t) since the beginning of the race, as shown in the table. What is the runner's average speed over the first 2 miles? Round your answer to four decimal places.

A. 0.0649 miles/min
B. 14.4928 miles/min
C. 0.0862 miles/min
D. 0.0690 miles/min


Answer: D

Mathematics

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Divide.-52 ÷ (-4)

A. 3 B. -3 C. -13 D. 13

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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = , tan ? < 0Find sin(2?).

A. - 
B.
C.
D.

Mathematics

Find the slope and y-intercept of the line.-5x + 7y = 2

A. slope = ; y-intercept = 
B. slope = ; y-intercept = - 
C. slope = 5; y-intercept = 13
D. slope = ; y-intercept = 

Mathematics

Solve the equation for ? if . Give your answer in degrees. ? 

What will be an ideal response?

Mathematics