If 5^x – 5^(x- 3) = 124*5^y, what is y in terms of x? GMAT Explanation If 5^x – 5^(x- 3) = 124*5^y, what is y in terms of x? A. x B. x – 6 C. x – 3 D. 2x + 3 E. 2x + 6 Correct Answer: C
If 5^x – 5^(x- 3) = 124*5^y, what is y in terms of x? Read the Full Article »
If 2^x-2^(x-2)=3*2^13 what is the value of x? GMAT Explanation + Additional Examples! If 2^x-2^(x-2)=3*2^13 what is the value of x? A. 9 B. 11 C. 13 D. 15 E. 17 Correct Answer: D
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Al, Pablo, and Marsha shared the driving on a 1,500-mile trip. Which of the three drove the greatest distance on the trip? GMAT Explanation + Additional Examples! Al, Pablo, and Marsha shared the driving on a 1,500-mile trip. Which of the three drove the greatest distance on the trip? (1) Al drove 1 hour longer
Al, Pablo, and Marsha shared the driving on a 1,500-mile trip. Read the Full Article »
What is the average (arithmetic mean) of eleven consecutive integers? GMAT Explanation + Additional Examples! What is the average (arithmetic mean) of eleven consecutive integers? (1) The average of the first nine integers is 7 (2) The average of the last nine integers is 9 Correct Answer: D
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If xy + z = x(y + z), which of the following must be true? GMAT Explanation + Additional Examples! If xy + z = x(y + z), which of the following must be true? x = 0 and y = 0 x = 1 and y = 1 y = 1 and z =
If xy + z = x(y + z), which of the following must be true? Read the Full Article »
