Tag: data sufficiency

If arc PQR above is a semicircle… Solution: We are given a triangle inscribed inside a semicircle. When a triangle is inscribed inside a semicircle, the triangle must be …

GMAT OFFICIAL GUIDE DS Solution: We are given a formula in which min(x, y) and max(x, y) denote the minimum and the maximum of x and y, respectively. We …

GMAT OFFICIAL GUIDE DS Solution: We are given that the length of edging that surrounds circular garden K is ½ the length of the edging that surrounds circular garden …

GMAT OFFICIAL GUIDE DS Solution: We can start by defining a variable for the total number of people on the cruise, variable T.  We are given that 2/3 of …

GMAT OFFICIAL GUIDE DS Solution: We are given that Machines X and Y produced identical bottles and that Machine X worked for 4 hours filling part of the lot …

GMAT OFFICIAL GUIDE DS Solution: We are given that a department manager distributed pens, pencils, and pads. Each member received x pens, y pencils, and z pads. We must …

GMAT OFFICIAL GUIDE DS Solution: We are given a diagram of a number line with a number of evenly spaced tick marks. We can represent the distance between each …

GMAT OFFICIAL GUIDE DS Solution: We are given that x and y are integers, and we must determine whether xy is even. We must remember that an even integer …