Please solve the question in detail

1. A 0.7m sand filter media is used to treat water at a rate of 10m/h. From sieve analysis, dio= 0.53mm,ds=0.67mm,ds0=0.73,d0=0.8mm, and d90=0.86mm. Assume the grain sphericity is 0=0.75 and a porosity is 0.40. Estimate the head loss of the filter at 15C