Tanya is training a turtle for a turtle race. For ever half of an hour that the turtle is crawling he can travel 1/21 of a mile at what unit eats is the turtle crawling

Step-by-step explanation:

Speed is given by dividing distance covered by the time taken. In this case, the distance that the turtle covers is equivalent to 1/21 miles and the time taken is 1/2 of an hour hence speed will be given by

Therefore, the rate is equivalent to