Bunuel wrote:
If x is a number satisfying 2 < x < 3 and y is a number satisfying 7 < y < 8, which of the following expressions will have the largest value?
A. \(x^2y\)
B. \(xy^2\)
C. 5xy
D. \(\frac{4x^2y}{3}\)
E. \(\frac{x^2}{y}\)
You can plug in values. There are three choices:
1) mixed (improper) fractions, e.g. for x,\(\frac{5}{2}\) ;
2) decimals, e.g. for x, 2.5 (IMO easier than fractions); or
3) whole numbers, by far the easiest choice. This choice violates the stated conditions.
But all the operations in the answer choices
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