Is $$\varepsilon$$ equal to the average (arithmetic mean) of $$\zeta,\eta,\psi,\xi$$ and $$\upsilon$$?
1.$$\upsilon+\eta+\psi+\varepsilon+\upsilon=5\xi$$
2.$$\frac{\zeta+\eta+\psi+\varepsilon+\upsilon}{10}=\frac{\xi}{2}$$
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AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
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BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
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CBOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
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DEACH statement ALONE is sufficient.
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EStatements (1) and (2) TOGETHER are NOT sufficient.
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正确答案: D