1.

How is percentage retained on each sieve calculated?

A. w<sub>sample</sub>/w<sub>sieve</sub>
B. w<sub>sieve</sub>/w<sub>sample</sub>
C. w<sub>sieve</sub>-w<sub>sample</sub>
D. w<sub>sample</sub>-w<sub>sieve</sub>
Answer» C. w<sub>sieve</sub>-w<sub>sample</sub>


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