At a local fitness center, members pay a $12 membership fee and $2 for each aerobics class. Nonmembers pay $4 for each aerob
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Answer:
Step-by-step explanation:
For this exercise is necessary to remember the following formula:
Where "V" is the speed, "d" is the distance and "t" is the time.
In this case you must solve for the time, then:
Based on the information provided in the exercise, you can identify that:
Therefore, knowing this, you can make the substitution into the formula .
Through this procedure you get that the equation that can be used to find the amount of hours "h" that it will take Sandra to drive "m" miles at her constant speed, is:
The circumference of a circle is given by:
We can solve for r:
Plug in given values:
Plug it into a calculator to get:
So, your answer is: r = 12cm.
We can solve for r:
Plug in given values:
Plug it into a calculator to get:
So, your answer is: r = 12cm.