GMATPrep Q50. 10 incorrect.
Tonight I do Quant only. My timing is good: no waste, no rush.
The first question was scary. But I got it right. .
Got Q7-8-9-10 incorrect, in a row! Then 14, 20, 22, 29, 32, 36. Some for carelessness (2 careless errors out of 10, the other 8 are challenging to me).
Quote:
29. What is the result when x is rounded to the nearest hundredth?
(1) When x is rounded to the nearest thousandth the result is 0.455
(2) The thousandths digit of x is 5
Quote:
32. If set S consists of the numbers 1, 5, -2, 8, and n, is 0<n<7?
(1) The median of the numbers in S is less than 5
(2) The median of the numbers in S is greater than 1
Quote:
22. On the line number, the segment from 0 to 1 has been divided into fifths (indicated by the large tick marks), and also into sevenths (indicated by the small tick marks). What is the LEAST possible distance between any two of the tick marks?
A. 1/70
B. 1/35
C. 2/35
D. 1/12
E. 1/7
Quote:
20. In the fraction x/y, where x and y are positive integers, what is the value of y?
(1) The least common denominator of x/y and 1/3 is 6
(2) x = 1
Quote:
14. If two of the four expression 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 x^2 - (by)^2, where b is an integer?
A. 1/2
B. 1/3
C. 1/4
D. 1/5
E. 1/6