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In the first week of the Year, Nancy saved $1.
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28 Aug 2022, 22:33
28 Aug 2022, 22:33
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83% (01:50) correct
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In the first week of the Year, Nancy saved $1. In each of the next 51 weeks, she saved $1 more than she had saved in the previous week. What was the total amount that Nancy saved during the 52 weeks?
A. $1,326
B. $1,352
C. $1,378
D. $2,652
E. $2,756
A. $1,326
B. $1,352
C. $1,378
D. $2,652
E. $2,756
Re: In the first week of the Year, Nancy saved $1.
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29 Aug 2022, 10:55
29 Aug 2022, 10:55
Expert Reply
The total amount of money will be 1 + 2 + 3 + 4 + ... + 52 (in the 52nd week, she will save $52)
Sum of first n consecutive positive integers = n*(n+1)/2
Sum = 52*53/2 = 26*53
The product will end with 8 since 6*3 = 18 so answer must be (C)
Sum of first n consecutive positive integers = n*(n+1)/2
Sum = 52*53/2 = 26*53
The product will end with 8 since 6*3 = 18 so answer must be (C)
Re: In the first week of the Year, Nancy saved $1.
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23 Mar 2025, 14:16
23 Mar 2025, 14:16
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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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