Solve.A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 5 hours. If his speed when he was biking was 10 mph faster than his speed when he was hiking, then at what speed was he biking?
A. 13 mph
B. 11.5 mph
C. 14.5 mph
D. 12 mph
Answer: D
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Evaluate the integral.
A. 
tan2x - 7 ln
+ C or 
tan2x + 7 ln
+ C
B. 
sec2x - ln
+ C or 
tan2x - ln
+ C
C. 5 sec2x + 7 ln
+ C or 5 tan2x + 7 ln
+ C
D. 
sec2x - 7 ln
+ C or 
tan2x - 7 ln
+ C
Four heirs (A, B, C, and D) must fairly divide an estate consisting of two items - a house and a cabin - using the method of sealed bids. The players' bids (in dollars) are:
In the initial allocation, player A
A. gets the cabin and an additional $15,000 from the estate. B. gets the house and pays the estate $135,000. C. gets the house and an additional $55,000 from the estate. D. gets the cabin and pays the estate $15,000. E. none of these
Find the sum.70.104 + 20.4 + 4.68 + 14.52
A. 109.704 B. 109.804 C. 110.704 D. 109.714
Use the laws of logarithms to simplify the expression.
?
What will be an ideal response?