For a certain group of animals, the running speed 
, in feet per second, is a linear function of the length 
, in inches.The relationship is
.
Identify the slope, and explain in practical terms what it means.
What will be an ideal response?
The slope is 2.18 feet per second per inch. Each additional inch in length adds 2.18 feet per second to the running speed.
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Find the axis of symmetry of the graph of the parabola.f(x) = 7(x + 
)2 - 16.13
A. x = 
B. y = -16.13
C. x = -
D. x = -16.13
Solve the problem.On a gambling boat, Gertrude tripled her bet each time she won. If her first winning bet was $4 and she won six consecutive bets, find how much she won on the sixth bet. Find the total amount she won on these six bets.
A. $2916; $1456 B. $972; $1456 C. $324; $484 D. $2916; $4372
Suppose that research has shown that the probability that a missile penetrates enemy defenses and reaches its target is 0.2. Find the smallest number of identical missiles that are necessary in order to be 50% certain of hitting the target at least once. ? __________ missiles
Fill in the blank(s) with the appropriate word(s).
Solve.One end guy wire is attached to the top of a 17-foot pole and the other end is anchored into the ground 14 feet from the base of the pole. Find the length of the guy wire. Round to the nearest tenth foot.
14 feet
A. 31 feet B. 21.4 feet C. 22 feet D. 31.6 feet