If the product of the three digits of the positive integer k is 14, what is the value of k ?
(1) k is an odd integer.
(2) k < 700
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.
14=1*2*7 =》K由1、2、7三个数字任意排列组成,6种情况:
127、172
217、271
712、721
(1)、(2)、(1)+(2)均不充分=E
1+2 271 127