Solve the problem.Regrind, Inc. regrinds used typewriter platens. The cost per platen is $1.40. The fixed cost to run the grinding machine is $250 per day. If the company sells the reground platens for $6.40, how many must be reground daily to break even?
A. 178 platens
B. 50 platens
C. 32 platens
D. 33 platens
Answer: B
Mathematics
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Find a logistic function that describes the population. Graph the population function.The population increases from 350 to 700 in the first year and eventually levels off at 2,450.
A. P = 
B. P = 
C. P = 
D. P = 
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Find the area.a triangle with a base of 8 m and a height of 19 m
A. 76 m2 B. 123.5 m2 C. 52 m2 D. 152 m2
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Plot the relation in the xy-plane.{(0, -1.4), (-1.1, 1.5), (-0.8, 0), (0.8, -0.5), (-1, 0.6)}
A. 
B. 
C. 
D. 
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Simplify. Express your answer in standard form.(6a5 - 9a3) + (6a5 - 2a3) - (7a5 + 9a3)
A. -15a16 B. 5a10 - 20a6 C. -15a8 D. 5a5 - 20a3
Mathematics