Debater: The average amount of overtime per month GMAT

1 month ago

Debater: The average amount of overtime per month GMAT Always consider outliers when you're faced with an average. In this…

If the variables X, Y, and Z take on only the values GMAT

1 month ago

If the variables X, Y, and Z take on only the values... ...10, 20, 30, 40, 50, 60, or 70…

The infinite sequence a1, a2, …, an, … is such that a1=2 GMAT

1 month ago

The infinite sequence a1, a2, …, an, … is such that a1=2 The sum of the repeating sequence comes from…

(n+1)^3 – ((n^3)+1) GMAT cubic binomial expansion

2 months ago

If n is a positive integer, which of the following could be equal to ((n+1)^3)−((n^3)+1)? A. 7^3(6^3−1) B. 7^3(6^3+1) C.…

If 3x – 2y = 32 and sqrt (3x) – sqrt (2y) = 4 GMAT

2 months ago

This looks like something where we ought to be able to square the second equation as it stands--but that will…

Units question: Solomon’s truck gets 24 mpg GMAT

2 months ago

Solomon's truck gets 24 mpg GMAT In this case, you need to look at the units as mpg/lbs or mpg/mph,…