Question
Find the common difference of an Arithmetic Progression in which the ratio of the sum of the first half of any even number of terms to the second half of the same number of terms is constant.
Answer: Option E
:
E
Option (e)Go by answer options. For eg) for option a1 2 3 4 5 6 7 8 is an APSum of 1st 2 terms = 3 Sum of next two terms = 7 ratio = 2/7Sum of 1st 4 terms = 10 Sum of next 4 terms= 26. ratio = 10/26This cannot be the answer. Similarly, you can eliminate all other answer options as well
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:
E
Option (e)Go by answer options. For eg) for option a1 2 3 4 5 6 7 8 is an APSum of 1st 2 terms = 3 Sum of next two terms = 7 ratio = 2/7Sum of 1st 4 terms = 10 Sum of next 4 terms= 26. ratio = 10/26This cannot be the answer. Similarly, you can eliminate all other answer options as well
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