Round the number as indicated.6,840,526 to the nearest million

A. 7,000,000
B. 10,000,000
C. 6,000,000
D. 5,000,000


Answer: A

Mathematics

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Solve.The speed of a vehicle is inversely proportional to the time it takes to travel a fixed distance. If a vehicle travels a fixed distance at 40 miles per hour in 30 minutes, how fast must it travel to cover the same distance in 25 minutes?

A.  mph
B. 48 mph
C.  mph
D.  mph

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Find an equation of variation in which y varies inversely as x and the following is true.y = 9, when x = 15

A. y = 
B. y = 135x
C. y = 
D. y = 

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Solve the inequality. Graph the solution set and write it in interval notation.-2 - (3x + 1) ? 5(x - 5) + 3x

A.

B.   

C. [2, ?)  

D. (-?, 2]

Mathematics

Write the expression in lowest terms.

A. -1
B.
C. 1
D. - 

Mathematics