# lab math

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If 0.5 ml of serum is added to 1.5 ml of saline, what is the dilution

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If 0.1 ml of serum, 5ml of reagent, and 4.9 mL of distilled water are mixed together what is the dilution of the serum in the final solution?
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If .1ml of serum, 5ml of reagent and 4.9ml of distilled water are mixed together what is the dilution of the serum in the final solution
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