Write the sum in summation notation.1 + 3 + 5 + 7 + . . . + 91

A.
B.
C.
D.


Answer: C

Mathematics

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A worker cuts a 57 feet beam into two pieces. He wants one piece to be 3 feet shorter than three times the length of the other piece. Find the length of shorter piece.    

A. 12 B. 15 C. 42 D. 18

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Evaluate.log648

A. - 
B. -2
C. 2
D.

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Simplify the ratio.4 to 9

A.  
B.  
C.
D.  

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Tell whether or not the relation is a function.{(-3,5), (-1,6), (3,-5), (6,8)}

A. Yes B. No

Mathematics