Yes you can, but you must not attempt to hide any known faults.
Your speedometer is broken.
Yes
Oh, absolutely, friend. Driving a car with a broken speedometer is like painting a beautiful landscape without knowing the exact shade of green you're using. Just trust your instincts, go with the flow, and remember that safety is the most important thing on the road. Just take it slow, enjoy the journey, and you'll get to your destination with a happy little smile on your face.
because your car is broken
no
broken cable? Broken gear at transmission end? Broken gear at speedometer head?
you may have a broken speedometer cable. you may have a broken speedometer cable.
yes it can run safely provided you can control the speed with accelerator and gears.
Speedometer can determine a car's normal and maximum speed.
There may be a broken gear inside the odometer.
The odds are that the speedometer cable is snapped (it will not look broken so you can not tell without disconnecting it) or the transmission speedometer output gear is broken. Y-THINK-Y