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# The average of 50 numbers is 30. If two numbers, 35 and 40 are discard

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Math Expert
Joined: 02 Sep 2009
Posts: 58453
The average of 50 numbers is 30. If two numbers, 35 and 40 are discard  [#permalink]

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25 Feb 2019, 00:18
00:00

Difficulty:

45% (medium)

Question Stats:

65% (01:48) correct 35% (02:05) wrong based on 40 sessions

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The average of 50 numbers is 30. If two numbers, 35 and 40 are discarded, then the average of the remaining numbers is nearly:

A. 29
B. 29.68
C. 30
D. 30.68
E. 31

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Joined: 18 Aug 2017
Posts: 5017
Location: India
Concentration: Sustainability, Marketing
GPA: 4
WE: Marketing (Energy and Utilities)
Re: The average of 50 numbers is 30. If two numbers, 35 and 40 are discard  [#permalink]

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25 Feb 2019, 02:06
Bunuel wrote:
The average of 50 numbers is 30. If two numbers, 35 and 40 are discarded, then the average of the remaining numbers is nearly:

A. 29
B. 29.68
C. 30
D. 30.68
E. 31

50 no sum = 1500
no
35+40; 75
so 1500-75 ; 1425
now avg
1425/48 ; 29.68 IMO B
Re: The average of 50 numbers is 30. If two numbers, 35 and 40 are discard   [#permalink] 25 Feb 2019, 02:06
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