Is the positive integer j divisible by a greater number of different prime numbers than the positive integer k ?
(1) j is divisible by 30.
(2) k = 1,000
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.
j是不是比k有更多不同的质因数。。。
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Is the positive integer j divisible by a greater number of different prime numbers than the positive integer k ?
(1) j is divisible by 30.
(2) k = 1,000
(1)+(2):k的有2,5;j的至少有2,3,5
这题做错的一般都是题目没看懂,比如说我。。。这么简单的题写这么绕干什么!!!
j是不是能够比k被更多不同的质数整除?
意思是整数j的质因数是不是比k的质因数大!
'Different prime numbers'