Add or subtract. - 

A. - 
B.
C. - 
D.


Answer: D

Mathematics

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Find the mean for the given sample data. Unless otherwise specified, round your answer to one more decimal place than that used for the observations.The five sales people at Southwest Appliances earned commissions last year of     and $32,000. Find the mean commission.

A. $27,550 B. $29,000 C. $31,900 D. $30,450

Mathematics

Identify the lines about which the figure has reflective symmetry.

A. q, r, s, and t B. r, s, and t C. s only D. q and s

Mathematics

Solve. Use ? = 3.14159 as needed.Calculate the area (in square feet) of a concert hall stage shaped like a circular sector with radius 110 ft and central angle 85°. (Round to the nearest whole number, if necessary.)

A. 8975 ft2 B. 242,000 ft2 C. 17,951 ft2 D. 9280 ft2

Mathematics

Find the annual premium in territory 1. Operator age: 31Driver's ed: yesLiability: 25/50Property: $25,000Comprehensive/Collision Age Group: 3Uninsured motorist: yesSymbol: 7

A. $899.00 B. $518.00 C. $1015.00 D. $584.00

Mathematics