An ornithologist tags 40 migratory birds. After analyzing GPS data, 70% travel south, 65% fly over the Gulf, and 50% do both. How many birds neither flew south nor crossed the Gulf? - AMAZONAWS

📅 March 11, 2026 👤 scraface

Mar 11, 2026

An ornithologist tags 40 migratory birds. After analyzing GPS data, 70% travel south, 65% fly over the Gulf, and 50% do both. How many birds neither flew south nor crossed the Gulf?