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2,7, …, 247 is an arithmetic sequence
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13 Jul 2021, 04:25
13 Jul 2021, 04:25
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2,7, …, 247 is an arithmetic sequence.
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right answer and explanation
Question part of the project GRE Quantitative Reasoning Daily Challenge - (2021) EDITION
GRE - Math Book
Quantity A |
Quantity B |
The number of terms in the sequence |
50 |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right answer and explanation
Question part of the project GRE Quantitative Reasoning Daily Challenge - (2021) EDITION
GRE - Math Book
2,7, …, 247 is an arithmetic sequence
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13 Jul 2021, 19:34
13 Jul 2021, 19:34
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Arithmetic sequence : \(2,7, … , 247\)
In arithmetic \(n^{th}\) term can be found by : \(T_n= a + (n-1)d\)
Where,
\(T_n =n^{th}\) term
\(a =\) first term
\(n =\) no of terms
\(d =\) common difference between terms
Here, \(n^{th}= 247\)
\(247 = 2 + (n-1)5\)
\(n = 50\)
Qt A = Qt B
Answer C
In arithmetic \(n^{th}\) term can be found by : \(T_n= a + (n-1)d\)
Where,
\(T_n =n^{th}\) term
\(a =\) first term
\(n =\) no of terms
\(d =\) common difference between terms
Here, \(n^{th}= 247\)
\(247 = 2 + (n-1)5\)
\(n = 50\)
Qt A = Qt B
Answer C
gmatclubot
2,7, …, 247 is an arithmetic sequence [#permalink]
13 Jul 2021, 19:34
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