Solve.To calculate the speed f of an object in feet per second in terms of its speed m in miles per hour, we use the formula f = m. If an object is moving 60 miles per hour, what is its speed in feet per second?

A. 41 fps
B. 82 fps
C. 98 fps
D. 88 fps


Answer: D

Mathematics

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Construct a truth table for the statement.~((w ? s) ? q)

A.

TTTF
T T F F
T F T F
T F F T
F T T F
F T F T
F F T F
F F F T
B.
TTTT
T T F F
T F T T
T F F F
F T T T
F T F F
F F T T
F F F F

Mathematics

Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = -2x2 + 7x + 8

A. Increasing on ; decreasing on 
B. Increasing on ; decreasing on 
C. Increasing on (-?, 0); decreasing on ( 0, ?)
D. Increasing on (-?, 1); decreasing on ( -1, ?)

Mathematics

Use the given matrices to compute the given expression.Let A =  and B = . Find 2A + 3B.

A.
B.
C.
D.

Mathematics

Fill in the blank with one of the words or phrases listed below.   = discount rate ? original price.

A. Sale price B. Amount of discount C. Sales tax D. Total price

Mathematics