Find the standard-form equation of the ellipse.

A.  +  = 1
B.  +  = 1
C.  +  = 1
D.  +  = 1


Answer: A

Mathematics

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Use Hamilton's method to find the apportionment.The table below gives the populations of four districts A, B, C, and D, among which a total of 60 seats are to be apportioned.How many seats does district A receive using Hamilton's method?

A. 29 B. 26 C. 28 D. 27

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Construct a frequency polygon.

A. Frequency

Number of hours worked

B. Frequency

Number of hours worked

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Subtract. ?  (83°36') - (72°66') ? 

A. 10°30' B. 31°10' C. 10°31' D. 11°31' E. 30°10'

Mathematics

Solve the problem. Round your answer to the nearest tenth, if necessary.Working together, Rick and Juanita can complete a job in 6 hr. It would take Rick 9 hr longer than Juanita to do the job alone. How long would it take Juanita alone?

A. 6 hr B. 9 hr C. 3 hr D. 15 hr

Mathematics