Write the percent equation. Do not solve.89 is 42% of what?
A. 89n = 0.42
B. 89 ? 0.42 = n
C. 89 = 42n
D. 89 = 0.42n
Answer: D
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Solve the problem.Find the centroid of the infinite region in the first quadrant bounded by the coordinate axes and the curve 
.
A. 
= 
, 
= 
B. 
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= 
C. 
= 
, 
= 
D. 
= 
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Find the derivative of y with respect to x.y = 2 sin-1 (4x3)
A. 
B. 
C. 
D. 
Determine whether the activity can be used to illustrate the given property.Making a pot of coffee, brushing your teeth, and taking a shower.Does the associative property hold?
A. Yes B. No
Solve the problem by using three variables.The perimeter of a triangle is 28 inches. Three times the length of the longest side minus the length of the shortest side is 36 inches. The sum of the length of the longest side and twice the sum of both the other side lengths is 43 inches. Find the side lengths.
A. 3 in., 12 in., 13 in. B. 3 in., 13 in., 12 in. C. 2 in., 12 in., 14 in. D. No solution