Need help to solve. Say some hints

Whoops something went wrong
I remove it

Nijeo solution niya confusion e asi :slight_smile:

Ibrahim tui age nije chesta kor, 90 bar submit koreo hoinai tai na?

Nije chesta na kore agei sahajjo chaile medha nosto hoye jay :disappointed_relieved::cry:

1 Like

I have no idea about combinatorics because I read in class 7

1 Like

Check this…

Tuio to ekjoner shahajjo nisis amar sathe
Taina @soniakakon01

I am not understanding it.

1 Like

In stead of asking in the community, you should study combinatorics first nevertheless it’ll be hard for you to understand in a nutshell

1 Like

Okay, thanks to you.

1 Like