Sequences, Series & Reasoning

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Q1.A class had 6,000 students in 1994. If enrollment doubled every eight years, what was it in 1970?

Easy
A 750
B 850
C 950
D 1050
Geometric Progression PMS 2021

Correct Answer: A

There were three eight-year doubling periods, so 6,000 ÷ 8 = 750.