Answer:
900 m
Step-by-step explanation:
Quotient 600 divided by 2/3
We can assume 600 m cover in 2/3 hours.
To find: How many meters in 1 hours.
We have to find the unit rate of tortoise.
In
hours = 600 m
In 1 hour = 
= 900 m
In 1 hours tortoise can move 900 m
Thus, The unit rate of tortoise is 900 meter per hour
Hence, A tortoise can move 900 m in 1 hour.