Study the given table and answer the question that follows.

The table shows the classification of 100 students based on the marks obtained by them in History and Geography in an examination.

Subject

Marks out of 50

40 and above

30 and above

20 and above

10 and above

0 and above

History

9

32

80

92

100

Geography

4

21

66

81

100

Average (Aggregate)

7

27

73

87

100


Based on the table, what is the number of students scoring less than 20% marks in aggregate?

This question was previously asked in
SSC CGL 2023 Tier-I Official Paper (Held On: 14 Jul 2023 Shift 1)
View all SSC CGL Papers >
  1. 13
  2. 11
  3. 10
  4. 12

Answer (Detailed Solution Below)

Option 1 : 13
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SSC CGL Tier 1 2025 Full Test - 01
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Detailed Solution

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Calculation

We  have 20% of 50 = 10

Therefore Required number:

Number of students scoring less than 10 marks in aggregate

= 100 - Number of students scoring 10 and above marks in aggregate

= 100 - 87

= 13.

The number of students scoring less than 20% marks in aggregate is 13.

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