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Is the sequence 7, 77, 777, 7777, ... a geometric progression?
AYes, ratio is 10
BNo, terms are all odd
CYes, ratio is 11
DNo, ratios are unequal
Answer & Solution
Correct answer: D. No, ratios are unequal
The ratio 77/7 = 11 differs from 777/77, so there is no constant ratio.
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