Solve.The numerical difference between the area and circumference of a circle is 15? inches. Find the radius of the circle.

A. 6 in.
B. 3 in.
C. 5 in.
D. 3 in. or 5 in.


Answer: C

Mathematics

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A. ?3 m B. ?4 m2? C. ?4 m D. ?3 m2? E. ?6 m

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Integrate the function.

A. 5 cos-1 
B. sin-1  
C. cos-1 
D.  sin-1 

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Find the probability. Round to the nearest ten-thousandth when necessary.A bag contains 6 cherry, 3 orange, and 2 lemon candies. You reach in and take 3 pieces of candy at random. Find the probability that you have 2 orange candies and 1 lemon candy.

A. 0.3636 B. 0.0303 C. 0.1091 D. 0.0364

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Find the exact interest for the following. Round to the nearest cent.A loan of $49,000 at 13% made on February 26 and due on June 30

A. $2194.11 B. $2247.19 C. $2216.41 D. $2164.05

Mathematics