Solve the problem.A chemical solution contains 8% potassium. How much potassium is in 
of solution?
A. 5 mL
B. 3.2 mL
C.
| .32 mL |
D. 50 mL
Answer: C
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Set up a definite integral that gives the arc length of the given curve.x = 4t, y = t3, 0 ? t ? 1
A. 
B. 
C. 
D. 
Find the product.x2(x - 2)3
A. x5 - 6x4 + 12x3 - 8x2 B. x5 - 6x4 + 8x3 - 8x2 C. x5 - 6x4 + 6x3 - 8x2 D. x5 - 2x4 + 8x3 - 8x2
Solve the problem.The cost of a snow removal service for residential driveways is $75 per season plus $35 for each time the snow is removed.a) Write a linear equation that gives the cost, y, in terms of the number of times the snow is removed, x, for one season.b) Using the equation found in part a, find the cost after the snow has been removed 4 times.c) If the cost is $215, then how many times was the snow removed?
A. y = 75 + 30x; $195; 4 B. y = 75 + 35x; $215; 4 C. y = 75 + 40x; $195; 10 D. y = 75 + 35x; $215; 12
Write and solve an equation to answer the question. Round your answer to the nearest hundredth, if necessary.What is 170% of 4200 diet drinks?
A. 7140 B. 714 C. 714,000 D. 71,400