The Mars researcher compared two soil layers: Layer X contains 200 microbial DNA fragments per gram, and Layer Y contains 30% less. How many fragments are in 5 grams of Layer Y? - AMAZONAWS

Exploring Martian Soil: How Layer Y Falls Short in Microbial DNA

📅 March 11, 2026 👤 scraface

Mar 11, 2026

The Mars researcher compared two soil layers: Layer X contains 200 microbial DNA fragments per gram, and Layer Y contains 30% less. How many fragments are in 5 grams of Layer Y?