Solve the problem.A banquet dinner is being organized by a club. The actual cost of the dinner is $28 per person. The members are to pay $7 to attend, with the club making up the difference. What percentage of the dinner's cost is the member to pay?
A. 25%
B. 17%
C. 20%
D. 15%
Answer: A
Mathematics
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Find the derivative of y.y = 2t3 tanh 
A. 6t2 tanh 
- 4 sech2 
B. 6t2 tanh 
- 2 sech2 
C. 6t2 tanh 
- 4 sech 
D. 6t2 tanh 
+ 4 sech2 
Mathematics
For the given pair of functions, find the requested function.f(x) = x2 - 6 and g(x) = 4x + 9; (f - g)(5)
A. -9 B. -5 C. -10 D. -12
Mathematics
Solve the problem.Find the perimeter of the polygon with the following vertices. Round to the nearest hundredth. A(1, 1), B(2, 5), C(5, 4), D(4, 2), E(3, 2)
A. 10.52 B. 12.76 C. 11.52 D. 14.64
Mathematics
Use the graph of a power function and transformations to sketch the graph of the polynomial function.f(x) = -2(x + 5)5 + 2
A. 
B. 
C. 
D. 
Mathematics