Write the number in scientific notation.2,500,000

A. 2.5 × 10-6
B. 2.5 × 10-5
C. 2.5 × 105
D. 2.5 × 106


Answer: D

Mathematics

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A.

B.

C.

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Solve the equation and check the solution.9x = 90

A. = 
B. = 810
C. = 81
D. = 10

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Use the compound interest formula to determine the future value of the given principal P.$480 at 17% compounded quarterly for 4 years

A. $896.15 B. $899.47 C. $454.24 D. $934.24

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Change the word statement to an equation. Use x as the variable.50 divided by a number equals  times that number."

A.  = 
B.  = 2x
C.  = x

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