The graph above shows the height of the tide, in feet, above or…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: We are given a graph in which the y-axis displays the height of the tide. We must determine the difference between the heights of …
Tag: Official Guide for GMAT Review 2016
If 2x + y = 7 and x + 2y = 5, then…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: Although our first instinct may be to use the substitution method to determine the values for x and y, it will actually be more …
If (1 – 1.25)N = 1, then…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: We need to determine the value of N in the equation (1 – 1.25)N = 1. (1 – 1.25)N = 1 (-0.25)N = 1 …
The figure above shows a path around a triangular piece…
May 6, 2016
GMAT OFFICIAL GUIDE PS Solution: We are given a diagram of a right triangle with two legs of 6 and 8. The total length of those two legs represents …
If k^2 = m^2, which of the following must be true
May 6, 2016
GMAT OFFICIAL GUIDE PS Solution: We are given that k^2 = m^2, and we can start by simplifying the equation by taking the square root of both sides. √k^2 …
If the average (arithmetic mean) of four different numbers is 30
May 6, 2016
GMAT OFFICIAL GUIDE PS Solution: The average of 3, 15, 32, and (N + 1) is 18. We can put this information into the average equation. average = sum/quantity …
A rectangular floor that measures 8 meters by 10 meters…
May 6, 2016
GMAT OFFICIAL GUIDE PS Solution: A rectangular floor with the dimensions of 8 meters by 10 meters needs to be covered by carpet squares. Each carpet square measures 2 …
1/3 + 1/2 – 5/6 + 1/5 + 1/4…
May 6, 2016
GMAT OFFICIAL GUIDE PS Solution: We need to determine the result of 1/3 + 1/2 – 5/6 + 1/5 + 1/4 – 9/20 Let’s add the given fractions in …