Solve the problem.A banquet dinner is being organized by a club. The actual cost of the dinner is $24 per person. The members are to pay $6 to attend, with the club making up the difference. What percentage of the dinner's cost is the member to pay?
A. 15%
B. 20%
C. 17%
D. 25%
Answer: D
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Solve the problem.V = 
?r3, where r is the radius, in centimeters. By approximately how much does the volume of a sphere increase when the radius is increased from 1.0 cm to 1.1 cm? (Use 3.14 for ?.)
A. 1.3 cm3 B. 1.5 cm3 C. 0.1 cm3 D. 1.1 cm3
Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations.x = 2t - 1, y = t2 + 7; -4 ? t ? 4
A. y = 
x2 + 1; -6 ? x ? 4
B. y = x2 + 1; -2 ? x ? 2
C. y = 
x2 + 
x + 
; -9 ? x ? 7
D. y = - 
x + 30; -6 ? x ? 4
Translate to an equation and solve. 14 is what percent of 7?
A. 50% B. 100% C. 150% D. 200%
Solve the problem.Residents in a small town eat an average 12 hot dogs per month at neighborhood barbecues. Residents of a large city eat an average 3 hot dogs per month at neighborhood barbecues. Find the ratio of the number of hot dogs eaten by small town residents to the amount eaten by large city residents.
A. 
B. 
C. 4
D. 