I WONDER - What Is The Tennis Scoring System Based On?

The video explains the tennis scoring system, which originated from a clock face. Initially, points were marked as 15, 30, and 45, but the third point was changed to 40 for brevity. The video details how the clock face was used to track scores and why the scoring system uses these specific numbers.

Explain the significance of the terms 15, 30, and 40 in tennis scoring.

Why is the third point referred to as 40 instead of 45?