GRE
The probability that (k)(k+1)(k+2)(k+3) (k+4) is divisible by 20
1
The percent of the people surveyed who gave "greater independence" or "paperless statements" or both as reasons
80%
The arithmetic mean of the integers in the set
20
$$3b$$
$$c+9$$
The ratio of the area of triangle ECD to the area of quadrilateral ABCE
$$\frac{1}{8}$$
The area of the enclosed region
1,100
The total area of the enclosed region ABCDE
36
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