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17 Oct 2017, 12:23
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
5%
(low)
Question Stats:
86% (00:56) correct
14%
(01:19)
wrong
based on 190
sessions
History
Date
Time
Result
Not Attempted Yet
\(\frac{55^5}{5^{55}} =\)
(A) \(\frac{11}{5^{50}}\)
(B) \(\frac{11}{5^{55}}\)
(C) \(\frac{11^5}{5^{50}}\)
(D) \(\frac{11^5}{5^5}\)
(E) \(\frac{11^5}{5}\)
(A) \(\frac{11}{5^{50}}\)
(B) \(\frac{11}{5^{55}}\)
(C) \(\frac{11^5}{5^{50}}\)
(D) \(\frac{11^5}{5^5}\)
(E) \(\frac{11^5}{5}\)
Source: Nova GMAT
Difficulty Level: 500
Difficulty Level: 500
Updated on: 27 Jan 2021, 07:46
Originally posted by BrentGMATPrepNow on 17 Oct 2017, 14:20.
Last edited by BrentGMATPrepNow on 27 Jan 2021, 07:46, edited 1 time in total.
Last edited by BrentGMATPrepNow on 27 Jan 2021, 07:46, edited 1 time in total.
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SajjadAhmad
55^5/5^55 =
(A) 11/5^50
(B) 11/5^55
(C) 11^5/5^50
(D) 11^5/5^5
(E) 11^5/5
An Easy One
(A) 11/5^50
(B) 11/5^55
(C) 11^5/5^50
(D) 11^5/5^5
(E) 11^5/5
An Easy One
\(\frac{55^5}{5^{55}}=\frac{(5 \times 11)^5}{5^{55}}\)
\(=\frac{5^5 \times 11^5}{5^{55}}\)
\(=(\frac{5^5}{5^{55}})(11^5)\)
\(=(\frac{1}{5^{50}})(11^5)\)
\(=\frac{11^5}{5^{50}}\)
Answer: C
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General Discussion
18 Oct 2017, 08:02
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\(55^5/5^{55}= (5*11)^5/5^{55}\)
Cancelling the like terms i.e. \(5^5\)
\(11^5/5^{50}\)
Answer C.
Cancelling the like terms i.e. \(5^5\)
\(11^5/5^{50}\)
Answer C.
