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题库 / Prep2007E2-DS-68
In 1999 Company X's gross profit was what percent of its revenue?
(1) In 1999 Company X's gross profit was ~$\frac{1}{3}$~ of its expenses.
(2) In 1999 Company X's expenses were ~$\frac{3}{4}$~ of its revenue.
Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
EACH statement ALONE is sufficient.
Statements (1) and (2) TOGETHER are NOT sufficient.
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gross profit＝revenu－expenses
尼玛expense就是cogs？？？？？？