public float getGearRatio(final CyclingSpeedAndCadenceMeasurementResponse previous) {
		final float crankCadence = getCrankCadence(previous);
		if (crankCadence > 0) {
			return getWheelCadence(previous) / crankCadence;
		} else {
			return 0.0f;
		}
	}
Returns the gear ratio (equal to wheel cadence / crank cadence).
@param previous a previous response.
@return gear ratio.
ble-common/src/main/java/no/nordicsemi/android/ble/common/callback/csc/CyclingSpeedAndCadenceMeasurementResponse.java