Calculate the slope of the line passing through the given points. If the slope is undefined, so state. Then indicate whether the line rises, falls, is horizontal, or is vertical.(3, 4), (-17, -7)
A. 
, rises
B. - 
, falls
C. 
, rises
D. 
, rises
Answer: D
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Find fractional notation for the ratio. You need not simplify.In this rectangle, find the ratios of length to width and of width to length.
A. 
; 
B. 
; 
C. 
; 
D. 
; 
Solve the problem.A steel-belted radial tire that sells for $75.99 is on sale for 35% off the regular price. Find the amount saved by buying 2 tires on sale. Round to the nearest cent.
A. $52.49 B. $53.19 C. $55.09 D. $26.60
Solve the problem.The annual precipitation for one city is normally distributed with a mean of 289 inches and a standard deviation of 3.2 inches. In what percentage of years is the rainfall greater than 295.4 inches?
A. 5% B. 2.5% C. 34% D. 16%
Simplify the expression. Write the answer using positive exponents.
A. 
B. 
C. z4
D. z10