Noah is designing a gear system for a robotics project. Gear A (12 teeth) drives Gear B (36 teeth), which is on the same shaft as Gear C (15 teeth), driven by Gear D (45 teeth). If Gear A rotates at 180 RPM, what is the RPM of Gear D?

Tue, 21 Apr 2026 08:50:53 +0000

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