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\hline Q.29 & Two meshing spur gears 1 and 2 with diametral pitch of 8 teeth per mm and an \\
angular velocity ratio $\left|\omega_{2}\right| /\left|\omega_{1}\right|=1 / 4$, have their centers $30 \mathrm{~mm}$ apart. The \\
number of teeth on the driver (gear 1$)$ is \\
(Answer in integer)
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