Rationalize the denominator.

A. 7
B.
C.
D. 7


Answer: B

Mathematics

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Write the following as a rate in lowest terms.7 pounds for 21 people

A.  
B.
C.  
D.  

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Write a quadratic equation having the given numbers as solutions.-9.3, 5.1

A. x2 + 9.3x - 47.43 = 0 B. x2 + 4.2x - 47.43 = 0 C. x2 - 4.2x - 47.43 = 0 D. x2  - 47.43 = 0

Mathematics

Solve the problem.Find the volume of a box 7.8 ft × 2.7 ft × 8 ft. (Round results to the nearest tenth.)

A. 172.8 ft3 B. 168.5 ft3 C. 486.7 ft3 D. 56.9 ft3

Mathematics

Solve the formula for the indicated variable.P = s1 + s2 + s3  for s1

A. s1 = s2 + P - s3 B. s1 = P + s2 + s3  C. s1 = s2 + s3 - P  D. s1 = P - s2 - s3 

Mathematics