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# If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what

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Math Expert
Joined: 02 Sep 2009
Posts: 55802
If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what  [#permalink]

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26 Nov 2018, 00:04
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Difficulty:

5% (low)

Question Stats:

94% (00:36) correct 6% (00:38) wrong based on 35 sessions

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If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what is the value of x?

A. 50
B. 60
C. 100
D. 150
E. 200

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Re: If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what  [#permalink]

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26 Nov 2018, 23:14
Bunuel wrote:
If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what is the value of x?

A. 50
B. 60
C. 100
D. 150
E. 200

10+20+30+40+x=60*5
x= 200 option E
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Re: If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what   [#permalink] 26 Nov 2018, 23:14
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# If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what

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