In a fierce battle, not less than 70 percent of the soldiers lost one eye and not less than 75 percent lost one ear. What is the minimal possible percentage of those who simultaneously lost one ear and one eye?

• 0.4
• 0.45
• 0.55
• 0.6
• 0.65

References

Doyle, Peter G. (2006). "Grinstead and Snell's Introduction to Probability" (PDF). Retrieved June 6, 2024.