Question

A 3.00" block is milled to 2.75".what percent is removed by milling.( round 2 places )

Answer 1

Answer:

$8.33\%$

Step-by-step explanation:

we know that

The total removed by milling is equal to (3.00"-2.75")=0.25"

In this problem 3.00" represent the 100%

so

using proportion

Find out how much percentage represent the total removed by milling

$\frac{3.00}{100}=\frac{0.25}{x}\\\\x=100*0.25/3.00\\\\x=8.33\%$