# GMAT Question of the Day (Apr 1): Algebra and Sentence Correction

- Apr 1, 02:00 AM Comments [0]

Math (PS)

If $P^2 - QR = 10$ , $Q^2 + PR = 10$ , $R^2 + PQ = 10$ , and $R \ne Q$ , what is the value of $P^2 + Q^2 + R^2?$

(A) 10
(B) 15
(C) 20
(D) 25
(E) 30

OA and Explanation

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Verbal (SC)

According to the National Pasta Association, per-capita consumption of pasta in the United States, which has already been approaching 19 pounds a year, will achieve 30 pounds a year by the twenty-first century.

(A) According to the National Pasta Association, per-capita consumption of pasta in the United States, which has already been approaching 19 pounds a year, will achieve 30 pounds a year by the twenty-first century.
(B) Already approaching 19 pounds a year in the United States, the National Pasta Association predicts that per-capita consumption of pasta will reach 30 pounds a year by the twenty-first century.
(C) The National Pasta association predicts by the twenty-first century that per-capita consumption of pasta in the United States, which is already approaching 19 pounds a year, will reach 30 pounds a year.
(D) By the twenty-first century, the National Pasta Association predicts that per-capita consumption of pasta in the United States, having already approached 19 pounds a year, will reach 30 pounds a year.
(E) According to the National Pasta Association, per-capita consumption of pasta in the United States is already approaching 19 pounds a year and will reach 30 pounds a year by the twenty-first century.

OA and Explanation

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