Solution

984 541 738 546 953

1. 3; After Changing – 489 145 837 359

2. 5; After Changing – 451 378 456 593

3. 1; After Arrangement – 489 145 378 456 359

4. 2;
The first digit of lowest number is (541 – ) 5
The second digit of highest number is (984 Þ ) 8 = 8 – 5 = 3

5. 4;
984 – 4 = 980 , 541 – 4 = 537, 738 – 4 = 4
546 – 4 = 542 , 953 –4 = 949
The second digit of second highest number is = 4
The second digit of highest number is = 8
8 – 4 = 4

6. 4

7. 2

8. 4

9. 4

10. 1

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