Question

solve this problem easily

Answer 1

which sum we have to solve

Answer 2

01)divisibility by three are
474
657
684
2187
1095
divisibility by 4 are
684
2548
divisibility by 5 are
875
350
1905
divisibility by 11 are
803
583
1067
4334

2)from 1001 to 2000 the divisibility by 4are 250 number

3)abc-321
abc+bca+cab
321+213+132
6+6+6=18
18 is divided by 9

4)4a3b
4+3 a+b
7 7
so a+b=7
4a3b
4+3-a+b
7-(a+b)= 18
18-7=11
11 is divided by 11

5)4224
4+2 2+4
6 6
66 is divided by 11