Working simultaneously at their respective constant rates, Machines…
May 17, 2016
Last Updated on May 10, 2023 GMAT OFFICIAL GUIDE PS Solution: We have a combined worker problem. In such problems we use the equation: Work (1 machine) + Work …
Month: May 2016
In the coordinate plane, a circle has center (2, – 3) and passes
May 17, 2016
Last Updated on May 10, 2023 GMAT OFFICIAL GUIDE PS Solution: The area of a circle is A = πr^2. If we can find the radius, then we can …
In a certain sequence of 8 numbers, each number after the first…
May 17, 2016
Last Updated on May 10, 2023 GMAT OFFICIAL GUIDE PS Solution: Since each number in the 8-number sequence after the first is 1 more than the previous number and the …
In the figure above, PQR and STU are identical equilateral triangles…
May 16, 2016
Last Updated on May 10, 2023 GMAT OFFICIAL GUIDE DS Solution: We are given a diagram with triangles PQR and STU. We are also given that PQR and STU …
In the xy-plane, the straight-line graphs of the three equations above…
May 16, 2016
Last Updated on May 10, 2023 GMAT OFFICIAL GUIDE DS Solution: We can begin by substituting p and r in for x and y, respectively, in the 3 given …
A certain list consists of 3 different numbers. Does the median…
May 16, 2016
Last Updated on May 10, 2023 GMAT OFFICIAL GUIDE DS Solution: We are given that a certain list contains three different numbers. Let’s label these three numbers. a = …
In planning for a trip, Joan estimated both the distance of the trip
May 16, 2016
Last Updated on May 10, 2023 GMAT OFFICIAL GUIDE DS Solution: We are given that Joan accurately divided her estimated distance by her estimated average speed to obtain an …
For any positive integer x, the 2-height of x is defined to be the…
May 16, 2016
Last Updated on May 10, 2023 GMAT OFFICIAL GUIDE DS Solution: We are given that for any positive integer x, the 2-height of x is defined to be the …