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2 + 4 + 6 + 8 + . . . + 98 + 100
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23 Aug 2022, 04:15
23 Aug 2022, 04:15
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2 + 4 + 6 + 8 + . . . + 98 + 100
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
Quantity A |
Quantity B |
the sum of all the terms in the series |
2,550 |
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
Part of the project: GRE QCQ & PS 3 Questions Every One DAILY Challenge - (2022)
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GRE Math Essentials (2022)
GRE Geometry Formulas
GRE - Math Book
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GRE Math Essentials (2022)
GRE Geometry Formulas
GRE - Math Book
Re: 2 + 4 + 6 + 8 + . . . + 98 + 100
[#permalink]
23 Aug 2022, 09:40
23 Aug 2022, 09:40
1
Series is AP with a =2, d = 2, n= 100-2/2 +1 = 50
Sum = n(2a+(n-1)d)/2 = 50 (4+49*2)/ 2 = 2550
Answer is C
Sum = n(2a+(n-1)d)/2 = 50 (4+49*2)/ 2 = 2550
Answer is C
Re: 2 + 4 + 6 + 8 + . . . + 98 + 100
[#permalink]
12 Aug 2026, 19:05
12 Aug 2026, 19:05
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Thanks to another GRE Prep Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).
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