Write the sentence as a proportion.5.1 is to 7.1 as 15.3 is to 21.3

A.  =  
B.  = 
C.  = 
D.  =  


Answer: C

Mathematics

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Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to nearest 0.1°. Find B if a = 9 in. and b = 7.2 in.

Fill in the blank(s) with the appropriate word(s).

Mathematics

Factor out the largest possible common factor.x(y + 2) + 9(y +2)

A. (y +2)(x + 9) B. 2y(x + 9) C. (xy + 2x) + (9y + 18) D. 9x(y +2)

Mathematics

Write each mixed number as an improper fraction.8

A.
B.
C.
D.

Mathematics

Simplify the radical.-

A. -|3x + 2| B. 3x + 2 C. |3x + 2| D. -3x - 2

Mathematics