A rock got caught in the thread of my tire and when I was dr

A rock got caught in the thread of my tire and when I was driving 50 miles per hour,the rock came loose and hit the inside of the wheel well of the car.How fast, in miles per hour, was the rock traveling when it came out of the thread?(the diameter if the tire is 24 inches)

A rock got caught in the thread of my tire and when I was driving 50 miles per hour, the rock came loose and hit the inside of the wheel well of the car. How fast in miles per hour, was the rock traveling when it came out of the thread?(the diameter if the tire is 24 inches)

Solution

Linear speed at the time when rock came out of the tread=v=50 mph

So rock will come out at 50 mph