The fire escape stairway in an office building is shown in the illustration below. Each riser is 
inches high. If each floor is 105 inches high and the building is 65 stories tall, how many steps are there in the stairway?
__________ steps
Fill in the blank(s) with the appropriate word(s).
1,050
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Factor the polynomial completely using the grouping method.56 + 15x2 - 61x
A. (3x - 8)(5x - 7) B. prime C. (3x - 8)(5x + 7) D. (3x + 8)(-5x + 7)
Solve.
(x + 5) > 
(x + 2)
A. x < - 
B. x < 
C. x > 
D. x > - 
Solve the proportion. Write the solution in decimal form when applicable.
= 
A. 2.2 B. 6 C. 1.6 D. 5.9
Let 
. Sketch the region R under the graph of f on the interval [0, 4], and use a Riemann sum with four subintervals of equal length 
to approximate the area of R. Choose the
representative points to be the right endpoints of the subintervals.
?
A. ?
Area approximation with a Riemann sum with four subintervals is 28 sq units.
?
B. ?
Area approximation with a Riemann sum with four subintervals is 36 sq units.
?
C. ?
Area approximation with a Riemann sum with four subintervals is 32 sq units.
?
D. ?
Area approximation with a Riemann sum with four subintervals is 40 sq units.
?