What is the diameter of a circle whose circumference is 6 3/16?

Question

The approximate diameter of a circle is found by dividing the circumference(distance around the circle) by 3 1/7.  What is the diameter of a circle whose circumference is 6 3/16?

Answer 1

Step 1:

Circumference of the circle is .

Circumference of the circle is defined as ,

Where =diameter of the circle.

Here .

Substitute in .

Therefore diameter of the circle is units.

Solution:

Diameter of the circle is units.