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# At the close of the market on Monday, the price of a certain volatile

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Math Expert
Joined: 02 Sep 2009
Posts: 58381
At the close of the market on Monday, the price of a certain volatile  [#permalink]

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07 Mar 2019, 02:14
00:00

Difficulty:

15% (low)

Question Stats:

96% (01:34) correct 4% (01:58) wrong based on 23 sessions

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At the close of the market on Monday, the price of a certain volatile stock was exactly \$100.00 per share. By close of the day on Tuesday, the stock was 20% up from its start that day. By the close of the day on Wednesday, the stock was 10% up from its start that day. By the close of the day on Thursday, the stock was 30% down from its start that day. What was the price per share by the end of the day on Thursday?

A. 91
B. 92.4
C. 100
D. 101.07
E. 109.89

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Joined: 31 Oct 2013
Posts: 1469
Concentration: Accounting, Finance
GPA: 3.68
WE: Analyst (Accounting)
At the close of the market on Monday, the price of a certain volatile  [#permalink]

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Updated on: 07 Mar 2019, 02:59
Bunuel wrote:
At the close of the market on Monday, the price of a certain volatile stock was exactly \$100.00 per share. By close of the day on Tuesday, the stock was 20% up from its start that day. By the close of the day on Wednesday, the stock was 10% up from its start that day. By the close of the day on Thursday, the stock was 30% down from its start that day. What was the price per share by the end of the day on Thursday?

A. 91
B. 92.4
C. 100
D. 101.07
E. 109.89

NOTE: Today's closing price will be the opening price in next day.

Mon- 100

Tue - 100* 120% = 120.

Wed - 120* 110% = 132

Thr - 132 * 70% = 92.4.

Originally posted by KSBGC on 07 Mar 2019, 02:33.
Last edited by KSBGC on 07 Mar 2019, 02:59, edited 1 time in total.
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Joined: 15 Sep 2013
Posts: 8
Location: India
Concentration: General Management, Operations
WE: Information Technology (Computer Software)
Re: At the close of the market on Monday, the price of a certain volatile  [#permalink]

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07 Mar 2019, 02:50
1
The calculation is wrong and is B

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Joined: 18 Aug 2017
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Location: India
Concentration: Sustainability, Marketing
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Re: At the close of the market on Monday, the price of a certain volatile  [#permalink]

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07 Mar 2019, 05:41
Bunuel wrote:
At the close of the market on Monday, the price of a certain volatile stock was exactly \$100.00 per share. By close of the day on Tuesday, the stock was 20% up from its start that day. By the close of the day on Wednesday, the stock was 10% up from its start that day. By the close of the day on Thursday, the stock was 30% down from its start that day. What was the price per share by the end of the day on Thursday?

A. 91
B. 92.4
C. 100
D. 101.07
E. 109.89

100 * 1.2*1.1*.7
IMO B 92.4
Re: At the close of the market on Monday, the price of a certain volatile   [#permalink] 07 Mar 2019, 05:41
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