It took me 15 minutes to walk 0.4 miles, how fast did i walk?
2 answers:
Answer:
is the answer
Step-by-step explanation:
Speed =
You have the distance and time, all you need is to substitute them in.
Note this would give you the miles per minute. If you need to find the speed miles per second you need to convert 15 minutes to seconds and that is done by multiplying it by 60.
Hope this helps
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Answer:
D
Step-by-step explanation:
The formula for the circumference of a circle is 2r. So if we know that C=60
then we can trace our steps back. We are given that pi remains constant so we are left with the 2r from the formula and a 60. 60/2 =30.
The radius is 30cm