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GMAT Math practice - (5/36 questions - random)

GMAT practice questions.  Once you complete the quiz you will see your score and explanation of the correct answer.


 1.  If the ratio of the sum of the first 6 terms of a G.P. to the sum of the first 3 terms of the G.P. is 9, what is the common ratio of the G.P?

 
 2.  The average wages of a worker during a fortnight comprising 15 consecutive working days was $ 90 per day. During the first 7 days, his average wages was $ 87/day and the average wages during the last 7 days was $ 92 /day. What was his wage on the 8th day?

 
 3.  If the sum of the interior angles of a regular polygon measures up to 1440 degrees, how many sides does the polygon have?

 
 4.  If m, s are the average and standard deviation of integers a, b, c, and d, is s > 0?

(1)    m > a

(2)    a + b + c + d = 0



 
 5.  What is the sum of all 3 digit numbers that leave a remainder of '2' when divided by 3?


 

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