Solve the problem.Four married couples have reserved eight seats in a row at the theater, starting at an aisle seat. In how many ways can they arrange themselves if all the women sit together and all the men sit together?
A. 48
B. 576
C. 256
D. 1152
Answer: D
Mathematics
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Identify the triangle as scalene, isosceles, or equilateral.
A. Isosceles B. Equilateral C. Scalene
Mathematics
Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations.x = 6 cos t, y = 6 sin t; 0 ? t ? 2?
A. x2 - y2 = 36; -6 ? x ?6 B. x2 + y2 = 36; -6 ? x ?6 C. x2 + y2 = 6; -6 ? x ?6 D. x2 - y2 = 6; -6 ? x ?6
Mathematics
Solve the problem.On June 7, Donaldson's Trucking accepts a $3,200 note in settlement of a bill. The note is for 180 days at 8% interest. Donaldson sells the note at a 10% discount rate on July 29. Find the proceeds.
A. $3,174.01 B. $3,233.34 C. $3,209.67 D. $3,208.75
Mathematics
Write the percent as a decimal.40%
A. 0.04 B. 4 C. 0.4 D. 0.29
Mathematics