Answer:the average number of cows per square mile is 37.5, the nearest whole number is 38.
Step-by-step explanation:
48 x 5^6 equals to 750,000 cows spread in (32 x 5^4) 20,000 square miles of land. By dividing 750,000 by 20,000 you get the average number of cows per square mile.
