题目信息
If r is a constant and $${a}_{n}$$ = rn for all positive integers n, for how many values of n is $${a}_{n} < 100$$ ?
(1)$${a}_{50} = 500$$
(2)$${a}_{100}+{a}_{105} = 2,050$$
(1)$${a}_{50} = 500$$
(2)$${a}_{100}+{a}_{105} = 2,050$$
A:Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
B:Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
C:BOTH statement TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
D:EACH statement ALONE is sufficient.
E:Statements (1) and (2) TOGETHER are NOT sufficient.
参考答案及共享解析

共享解析来源为网络权威资源、GMAT高分考生等; 如有疑问,欢迎在评论区提问与讨论
本题耗时:
已选答案:
正确答案:
D:EACH statement ALONE is sufficient.
权威答案解析正在整理中,即将上线。


题目来源