AI Concrete Mix MATLAB GUI

I need a MATLAB App Designer GUI that lets a user enter the desired concrete grade (K-value) and instantly returns the recommended water–cement ratio, cement weight and coal-ash addition, all calculated in line with the Indonesian SNI mix-design standard... (Budget: $30 - $250 USD, Jobs: App Development, Artificial Neural Network, Data Visualization, Electrical Engineering, Electronics, Engineering, MATLAB, Matlab and Mathematica)