Question : The table below gives the ranks secured by five different students in three different subjects in a qualifying examination:
Subject Students |
Maths | Physics | Chemistry |
A | 12 | 22 | 14 |
B | 15 | 21 | 15 |
C | 3 | 15 | 22 |
D | 14 | 24 | 1 |
E | 18 | 13 | 2 |
Find the positive difference between the ranks secured by A in Physics and in Maths.
Option 1: 25
Option 2: 10
Option 3: 15
Option 4: 20
Correct Answer: 10
Solution :
From the given table,
Rank secured by A in Physics = 22
And, rank secured by A in Maths = 12
⇒ Difference = 22 - 12 = 10
Hence, the correct answer is 10.
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