GMAT Quantitative Reasoning Practice Test 1

Question : 59 of 100

Marks: +1, -0

If the average (arithmetic mean) of

x, x+2

, and

x+4

is 33 , what is the value of

x

Solution:

x, x+2

, and

x+4

are each two numbers apart. This would make

x+2

the average of the three numbers. If

x+2=33

, then

x=31

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