Railways PYQCBT 1 2020

RRB NTPC · Question 99

The table below gives the number of students passing an exam in a particular town.

YearGirlsBoys
2016128734115526
2017130567124313
2018129209122131

Find the approximate average pass percentage in all three years, if the number of students appearing for the exam in any given year is 354000.

  1. 74%

  2. 68%

  3. 73%

  4. 71%

Show answer & explanation

Answer: (D) 71%

Explanation

Total passed = 244,260 + 254,880 + 251,340 = 750,480 out of 3 × 354,000 = 1,062,000 appearing. Pass percentage ≈ 70.7%, about 71%.