If n denotes a number to the left of 0 on the number line such that the square of n is less than 1/100, then the reciprocal of n must be (A) Less than -10 (B) Between -1 and -1/10 (C) Between -1/10 and 0 (D) Between 0 and 1/10 (E) Greater than 10 Correct […]
In the rectangular coordinate system above, the area of triangular region PQR is (A) 12.5 (B) 14 (C) 10√2 (D) 16 (E) 25 For GMAT geometry questions be active with diagrams. Don’t be satisfied with what you’re given. Try to make simple additions that provide more information (inferences). In general when trying to find
According to the directions on a can of frozen orange juice concentrate, 1 can of concentrate is to be mixed with 3 cans of water to make an orange juice. How many 12 ounce cans of concentrate are required to prepare 200 6-ounce servings of orange juice? (A) 25 (B) 34 (C) 50 (D) 67
If two of the four expressions x+y, x+5y, x-y, and 5x-y are chosen at random, what is the probability that their product will be of the form of x² – by², where b is an integer? (A) 1/2 (B) 1/3 (C) 1/4 (D) 1/5 (E) 1/6 Be super comfortable with difference of squares. You’re almost
Which of the following lists the number of points at which a circle can intersect a triangle? (A) 2 and 6 only (B) 2, 4 and 6 only (C) 1, 2, 3 and 6 only (D) 1, 2, 3, 4 and 6 only (E) 1, 2, 3, 4, 5 and 6 only I’m often asked:
