By what percent did the median household income in Country Y decrease from 1970 to 1980?
(1)In 1970 the median household income in Country Y was\frac2 3 of the median household income in Country X.
(2)In 1980 the median household income in Country Y was \frac1 2 of the median household income in Country X.
-
AStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
-
BStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
-
CBOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
-
DEACH statement ALONE is sufficient.
-
EStatements (1) and (2) TOGETHER are NOT sufficient.
显示答案
正确答案: E