Solve the problem.The graph shows the total sales in thousands of dollars from the distribution of x thousand catalogs. Find the average rate of change of sales with respect to the number of catalogs distributed from 10 to 50.
Number (in thousands)
A. 
B. 2
C. 1
D. 
Answer: A
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Solve the problem.The perimeter of a triangle is 62 cm. The triangle is isosceles now, but if its base were lengthened by 2 cm and each leg were shortened by 2 cm, it would be equilateral. Find the base of the original triangle.
A. 18 cm B. 22 cm C. 17 cm D. 20 cm
The scores on a driver's test are normally distributed with a mean of 100.Find the score that is 2 standard deviations below the mean, if the standard deviation is 27.
A. 127 B. 73 C. 154 D. 46
Use the graph of a power function and transformations to sketch the graph of the polynomial function.f(x) = 4 - (x - 4)5
A. 
B. 
C. 
D. 
Use the distance formula and the Pythagorean theorem to determine whether the set of points could be vertices of a right triangle.(7, -1), (9, 3), (11, 2)
A. Yes B. No