Step 1: 73rd Amendment Act (1992).
The 73rd Constitutional Amendment provided constitutional status to Panchayati Raj Institutions (PRIs).
Step 2: Key mandated institutions.
- Gram Sabha: Village-level body of registered voters.
- Panchayats: Three-tier system — Village Panchayat, Intermediate Panchayat, District Panchayat.
Step 3: Exclusions.
- Municipal council and Ward committee are part of the 74th Amendment Act (Urban Local Bodies), not the 73rd.
\[
\boxed{\text{Panchayat and Gram Sabha}}
\]
P and Q play chess frequently against each other. Of these matches, P has won 80% of the matches, drawn 15% of the matches, and lost 5% of the matches.
If they play 3 more matches, what is the probability of P winning exactly 2 of these 3 matches?