Question

11 आदमी एक दिन में मीटर लम्बी खांई खोद
सकते हैं। कितने आदमी और लगाये जाएं कि 31
मीटर लम्बी खांई एक दिन में खोदी जा सके?​

Answer 1

Step-by-step explanation:

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Answer 2

Sociology is the study of groups and group interactions, societies and social interactions, from small and personal groups to very large groups. A group of people who live in a defined geographic area, who interact with one another, and who share a common culture is what sociologists call a society.