Find the mean for the given frequency distribution.

A. 24.7
B. 26.3
C. 25.5
D. 1.9


Answer: A

Mathematics

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Factor completely, if possible.t2 + t + 

A. Prime
B.  
C. 2
D. 2

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Write the decimal number as a percentage.0.1

A. 0.01% B. 100% C. 10% D. 0.1%

Mathematics

Solve the equation on the interval [0, 2?).sin 2x + sin x = 0

A.
B. 0, , ?, 
C.
D. no solution

Mathematics

Find the reciprocal of the given number.

A.  
B. -  
C. 7
D. -  

Mathematics