The sequence of numbers C1, C2, C3, … Cn…is defined by C1 = 1, C2 = 1, and Cn = 0.2Cn-1 for each integer n greater than 2. Quant

admin2019-10-11  39

问题 The sequence of numbers C1, C2, C3, … Cn…is defined by C1 = 1, C2 = 1, and Cn = 0.2Cn-1 for each integer n greater than 2.
Quantity A: C6
Quantity B: 253 × 0.210

选项 A、Quantity A is greater.
B、Quantity B is greater.
C、The two quantities are equal.
D、The relationship cannot be determined from the information given.

答案C

解析 C3=0.2,C4=0.22,C5=0.23,C6=0.24
253×0.210=56×0.26×0.24=16×0.24=0.24
C6=253×0.210,故答案为C。
转载请注明原文地址:https://jikaoti.com/ti/OCdYFFFM
本试题收录于: GRE QUANTITATIVE题库GRE分类
0

最新回复(0)