What is a common fraction of 45 of 60?
1 answer:
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Answer:
Option C is the answer.
Step-by-step explanation:
Given diameter is = 2 miles
So, radius will be = 1 mile
Let t represents the number of hours it took Johanna to walk completely around the lake.
Now, the circumference is given as:
So, circumference = = 6.28 miles
Johanna's speed = 3 miles/ hour
We know the formula
t =
t = 2.09 hours
This is greater than 2, but less than 2.5, therefore, 2.0 < t < 2.5 is the answer.