What is the formula to calculate proportion percentages in composites?

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Carlos Araújo Queiroz

Please check the following discussion for its possible help: https://www.researchgate.net/post/How_might_I_determine_glass_fiber_content_in_composite

Mohamed Gadallah

Hello Dear

The following link may be help you

https://math.wonderhowto.com/how-to/calculate-percentage-composition-by-formula-301932/