Solve the problem.On her way to a holiday weekend, Nancy drove 2
hours in rush-hour traffic. When traffic eased up, she was able to increase her speed by 40 miles per hour and drove another 4
hours. If the entire trip was 348 miles, how fast did she drive in rush-hour traffic?
A. 24 mph
B. 25 mph
C. 25
mph
D. 26 mph
Answer: A
Mathematics
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Use the properties of logarithms to evaluate the expression.eln x41
A. x B. ln x41 C. ex41 D. x41
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Solve the problem.Find the length of the unknown side of the right triangle, where a and b are the legs and c is the hypotenuse. a = 6, b = ?, c = 10
A. b = 10 B. b = 8 C. b = 7 D. b = 9
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Find the angle between u and v .  figure 1.png)
(a) 46.3° (b) 80.6° (d) 19.5° (e) 33.46°
Mathematics
Solve the problem.Suppose that during the 1990s, the population of a certain country was increasing by 1.1% each year. If the population at the end of 1993 was 6.2 million, what was the population at the end of 1997? Round your answer to the nearest hundredth of a million.
A. 6.47 million B. 6.27 million C. 6.48 million D. 6.41 million
Mathematics