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Ans 1:
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The mode of the following distribution is ______.
| Size | Frequency |
| 2 | 10 |
| 3 | 12 |
| 4 | 25 |
| 5 | 20 |
| 6 | 25 |
| 7 | 15 |
| 8 | 11 |
(A) Only 4
(B) Only 6
(C) 4 and 6
(D) 5
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Ans 7:
Class : Class 3
SOF Olimpiad TRAINER has always gone wrong as I tick the correct answer but that shows that I'd ticked a ttally different answer.
The difference of the sum of even number and sum of odd numbers between 10 and 20 is ______.