Mary is hiring John to make stuffed bears for her storer. John is offering Mary a choice of two plans. The first plan charges a $500 setup fee, plus $7 per bear. The second plan has no setup fee but charges $12 per bear. How many bears would Mary have to buy to make the second plan the best option?
a. Less than 100
b. More than 100
c. More than 100 but less than 200
d. At least 500
a. Less than 100
Mathematics
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Evaluate the integral.
A. 
B. 
C. 1
D. 0
Mathematics
Solve the problem.The cost of manufacturing clocks is given by C(x) = 72 + 62x - x2. Also, it is known that in t hours the number of clocks that can be produced is given by x = 9t, where 
Express C as a function of t.
A. C(t) = 72 + 558t - 81t B. C(t) = 72 + 62t + t2 C. C(t) = 72 + 558t - 81t2 D. C(t) = 72 + 62t - 9
Mathematics
Simplify the trigonometric expression by following the indicated direction.Factor and simplify: 
What will be an ideal response?
Mathematics
Find the axis of symmetry associated with the quadratic equation.y = x2 - 1
A. x = 6 B. x = -1 C. x = 1 D. x = 0
Mathematics