Suppose that we fit a band tightly around the earth at the equator. We wish to raise the band so that it is uniformly supported 7 ft above the earth at the equator. How much extra length would have to be added to the band (not the supports) to do this.
?
?
A. about 37 ft
B. about 44 ft
C. about 49 ft
D. about 35 ft
E. about 88 ft
Answer: B
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Estimate the slope of the curve at the indicated point.
A. -2
B. 2
C. 
D. - 
Solve.The rectangular front of a house measures 18 feet by 31 feet. A rectangular door on the side of the house measures 6 feet by 5 feet. There are also 10 rectangular windows on the front of the house, each measuring 2 feet by 2 feet. How many square feet of siding will be needed to cover the front of the house not counting the area covered by the door and windows?
A. 70 ft2 B. 558 ft2 C. 488 ft2 D. 524 ft2
Use the given graph of the function.If f(4) = -10, write the corresponding ordered pair.
A. (4, -10) B. (-10, 4) C. (0, -10) D. (4, 0)
Simplify. Assume that all variables represent positive real numbers.
- 
+ 
A. - 
B. 
C. 
D. 