625 + 626 + 627 + 628 is divisible by:
Study the given table and answer the questions 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
|
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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?