Allied & ICAR Exam Bank • ALLIED_1980 MCQ • 2 Marks

Section 8: General Aptitude

Quantitative Aptitude

Subtopic: Data Interpretation

Question Statement:

From an ogive of 500 soil sample pH readings, the cumulative frequency at pH 6.5 is 200 and at pH 7.5 is 420. The percentage of soil samples with pH between 6.5 and 7.5 is:

Options:

  • (A) 44%
  • (B) 40%
  • (C) 50%
  • (D) 42%

Answer Key:

A

Step-by-Step Solution & Explanation

Number of samples in range $= 420 - 200 = 220$. Percentage $= (220 / 500) \times 100 = 44\%$.
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