Allied & ICAR Exam Bank • ALLIED_2564 NAT • 2 Marks

Section 8: General Aptitude

Quantitative Aptitude

Subtopic: Ratios & Percentages

Question Statement:

In an exam of 500 marks, A scores 10% less than B, B scores 25% more than C, and C scores 20% less than D. If D scored 400 marks, the percentage scored by A is:

Answer Key:

72

Step-by-Step Solution & Explanation

D $= 400$. C $= 400 \times 0.80 = 320$. B $= 320 \times 1.25 = 400$. A $= 400 \times 0.90 = 360$. Percentage scored by A $= (360 / 500) \times 100 = 72\%$.
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