Head and Legs problem

Question: There are dear and peacocks in a zoo. By counting heads they are 80. The number of their legs is 200. How many peacocks are there? hashtags: #Head and legs problem # deer# peacock #80 heads#200 legs#how many # peacock #There are dear and peacocks in a zoo. By counting heads they are 80. The number of their legs is 200. How many peacocks are there? #MathEnthusiast #NTSE #NMMS #PSTSC# B.Ed #PTET#CTET #PPSC #mental ability # analytical reasoning# verbal reasonin # IBPS-CWE Bank PO/Clerical/Specialist Officers, RRB Officers; SBI-PO/Clerical; NABARD & IDBI Bank Executive Officers #Calendar Reasoning #SSC-CGL (Tier I and II); SSC-CHSL #(10+2); SSC-FCI Grade III; SSC-CPO/ #SI/ASI# Income Tax etc # LIC/GIC/UIICO AAOS, etc #UPSC-CSAT#SCRA and other State Services Exams #Railways Grade 'D' & other technical & #non-technical exams #MAT#CMAT# CET (MBA)#SNAP# BBA; BBM & other B School Admission Tests #NTSE #AnalyticalReasoning #LogicPuzzles #MathEducation #ExamPreparation #CriticalThinking #StudyTips #ProblemSolving #EducationalContent #LearningJourney #Mathematics