The following graph shows the performance in aggregate marks of 2 board examination of a group of friends. On the basis of the graph, identify the girl who has shown the maximum improvement from class X to class XII.

Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e Alka.
| Understanding | Application |
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Improvement = (Difference between X class marks and Xll class marks) If the difference is maximum then she improves maximum,. |
Sunita's X class marks = 98 Sunita's Xll class marks = 86 Difference = Xll - X = 86 - 98 = -12 Veena's X class marks = 85 Veena's Xll class marks = 90 Difference = Xll - X = 90 - 85 = 5 Meena's X class marks = 62 Meena's Xll class marks = 71 Difference = Xll - X = 71 - 62 = 9 Shivani's X class marks = 79 Shivani's Xll class marks = 82 Difference = Xll - X = 82 - 79 = 3 Alka's X class marks = 72 Alka's Xll class marks = 86 Difference = Xll - X = 86 - 72 = 14 Madhu's X class marks = 76 Madhu's Xll class marks = 86 Difference = Xll - X = 86 - 76 = 10 The DIfference of marks in positive is maximum in Alka. |