Solve the problem.A cellular phone plan had the following schedule of charges:Basic service, including 100 minutes of calls$20.00 per month2nd 100 minutes of calls$0.075 per minuteAdditional minutes of calls$0.10 per minuteWhat is the charge for 200 minutes of calls in one month?What is the charge for 250 minutes of calls in one month?Construct a function that relates the monthly charge C for x minutes of calls.
What will be an ideal response?
$27.50
$32.50;
C(x) = 
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The position vector of a particle is r(t). Find the requested vector.The velocity at t = 0 for r(t) = cos(2t)i + 2ln(t - 7)j - 
k
A. v(0) = -2i - 
j
B. v(0) = -
j
C. v(0) = 
j
D. v(0) = 2i - 
j
The total weekly revenue (in dollars) of the company realized in manufacturing and selling its rolltop desks is given by
?
?
where x denotes the number of finished units and y denotes the number of unfinished units manufactured and sold each week. The total weekly cost attributable to the manufacture of these desks is given by
?
?
dollars. Determine how many finished units and how many unfinished units the company should manufacture each week in order to maximize its profit. What is the maximum profit(P) realizable?
?
x = __________
?
y = __________
?
P = $__________
What will be an ideal response?
Solve the equation.13(7c - 4) = 5c - 8
A. 
B. - 
C. 
D. 
Find n for the given value of an in the arithmetic sequence.an = -438
; 801
, 780
, 759
, . . .
A. n = 60 B. n = 56 C. n = 59 D. n = 57