Tag: data sufficiency

GMAT OFFICIAL GUIDE DS Solution: We are given a parallelogram with three given angles. Let’s sketch the diagram below. Since we have a parallelogram we know that opposite angles …

GMAT OFFICIAL GUIDE DS Solution: We are given a rectangular rug with a uniform border. Let’s begin by sketching and labeling the dimensions of the rug and the rug’s …

GMAT OFFICIAL GUIDE DS Solution: We are given that a conveyer belt moves at a constant speed of 120 centimeters per second. We must determine whether the distance the …

GMAT OFFICIAL GUIDE DS Solution: We are given the following information in regard to products P and Q. Cost per unit of P = 8 dollars Revenue per unit …

GMAT OFFICIAL GUIDE DS Solution: We must determine whether (0.1)^n > (10)^n.  We can rephrase the question as: Is (1/10)^n > (10)^n ? This can be true only if …

GMAT OFFICIAL GUIDE DS Solution: We must determine by what percent the price of a television set was discounted. Statement One Alone:  The price of the television set before …

GMAT OFFICIAL GUIDE DS Solution: We must determine the value of v when 1/12 + kv^2 = 5/12. We see that if we know the value of k, or …

If x and y are positive integers, what is the value of… Solution: We must determine the value of √x + √y. Statement One Alone:  x + y = …