GMAT问题求解答!Iftheunitsdigitofintegernisgreaterthan2,what'stheunitsdigitofn?1)theunitsdigitofnisthesameastheunitdigitofn^22)theunitsdigitofnisthesameastheunitdigitofn^3是datasufficiency的题目.

Question

GMAT问题求解答!
If the units digit of integer n is greater than 2,what's the units digit of n?
1) the units digit of n is the same as the unit digit of n^2
2) the units digit of n is the same as the unit digit of n^3
是data sufficiency的题目. 这题我愣是没读懂,哪位大师可以中文翻译或者解释一下呀?

Answer 1

整数n的个位数大于2,问n的个位数是多少?
1,n和n的平方的个位数相同
2,n和n的立方的个位数相同
选择E 两个同时存在也不能确定,比如5和6都满足