Quant 2nd Edition – DS Questions 51-60


Question 52 – “Is xy…”

OG Explanation is fine.

Question 53 – “In Year X…”

OG Explanation is fine.

Question 54 – “If x…”

OG Explanation is fine.

Question 55 – “On Monday…”

OG Explanation is fine.   Another way to think of statement 2 is that we have 2 points in the coordinate plane: (time, fraction of job completed).   Because the rate is uniform, the points have a linear relationship. 2 different points form a unique line by definition.  Then, we can figure out the time when the fraction of job completed = 1.

The correct answer is B.



Question 56 – “If xy<3, is…”

OG Explanation is fine.

Question 57 – “If m/n…”

OG Explanation is fine.

Question 58 – “What is the radius…”

OG Explanation is fine.    We are never given the exact value of any distance; we are only given ratios.   Thus, we can’t find the radius of Circle O.

The correct answer is E.

Question 59 – “What is number of…”

OG Explanation is fine.

Question 60 – “The perimeter…”

OG Explanation is fine.



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