Solve the problem.On the first four exams, your grades are 76, 95, 56, and 77. There is still a final exam, and it counts as two grades. You are hoping to earn a C in the course. This will occur if the average of your six exam grades is greater than or equal to 70 and less than 80. What range of grades on the final exam will result in earning a C?
A. [46, 96)
B. [58, 88]
C. [58, 88)
D. [46, 96]
Answer: C
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Use the two steps for solving a linear programming problem to solve the problem.The Acme Class Ring Company designs and sells two types of rings: the VIP and the SST. They can produce up to 24 rings each day using up to 60 total man-hours of labor. It takes 3 man-hours to make one VIP ring and 2 man-hours to make one SST ring. How many of each type of ring should be made daily to maximize the company's profit, if the profit on a VIP ring is $40 and on an SST ring is $35?
A. 18 VIP and 6 SST B. 16 VIP and 8 SST C. 14 VIP and 10 SST D. 12 VIP and 12 SST
Solve the equation.6r2 = 2r
A. {0, 3}
B. 
C. {0}
D. 
According to the Midpoint Formula, the midpoint of the line segment that joins(
) and (
) is 
.
Answer the following statement true (T) or false (F)
Use a graphing calculator to solve the nonlinear system. Give x- and y-coordinates to the nearest hundredth.y = e2x+32x + y = 3
A. {(0.75, 4.50)} B. {(-0.75, 4.50)} C. {(-0.75, -4.50)} D. {(0.75, -4.50)}