Question

1 2 3 . . . 20
2 3 4 . . . 21
3 4 5 . . . 22

. .
. .
. .

20 21 22.....39

Evaluate the all the numbers in the diagram above.

Answer 1

Answer:

Hey mate please refer to the attachment

Answer 2

Answer:

1,3,4,5,..............19,21,23,24...............39. total no in the digram 400