Elitmus Exam Logical Reasoning Cryptography

Ask in elimus 25Dec 2016.
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Read Solution (Total 4)

Elitmus Other Question

If x and y are distinct positive integers, what is the value of x^4 - y^4?

(y^2 + x^2)(y + x)(x - y) = 240
x^y = y^x and x > y

A) Statement one ALONE is sufficient, but statement other alone is not sufficient.
B) BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
C) EACH statement ALONE is sufficient.
D) Statement (1) and (2) TOGETHER are NOT sufficient to answer the question asked, and additional data are needed.
Ask in elimus 25Dec 2016.
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