Solve the problem.The distance, d, in feet, that an object falls in t seconds is modeled by the formula  If a window washer drops her bucket from the roof of a 400-foot building, how long will it take the bucket to hit the ground?

A.  sec
B. 6 sec
C.  sec
D. 5 sec


Answer: D

Mathematics

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Write the equation of the line with the given slope and y-intercept.Slope = - ; y-intercept = 10

A. y = - x + 3
B. y = - x + 10
C. y = x + 10
D. y = - x + 3

Mathematics

Solve the system of equations.

A. {(0, 0, -1)} B. {(0, -1, 0)} C. {(0, -1, 1)} D. {(-1, 0, -1)}

Mathematics

Provide an appropriate response.A markup rate of 35% based on sales price converts to a 45% markup rate based on cost.

A. True B. False

Mathematics

Find the GCF for the list.x9y11, x8y10, xy11, x3y6

A. x3y3 B. x3y6 C. xy D. xy6

Mathematics