Problems

$5\mathrm{.}1$ Classify the following soils using the U$.$S$.$ Department of Agriculture textural classification chart.

$\backslash$table$[[$Soil$,$Particle$-$size distribution $(\%),$Soil,Particle$-$size distribution $(\%)],[$Sand$,$Silt,Clay,Sand,Silt,Clay$],[$A$,20,20,60,F,30,58,12],[$B$,55,5,40,$G$,40,25,35],[$C$,45,35,20,($H$),30,25,45],[($D$),50,15,35,$I,$5,45,50],[\frac{?}{\text{b}\text{a}\text{r}}(E),70,15,15,J,45,45,10]]$

$5\mathrm{.}2$ The gravel, sand, silt and clay contents of five different soils are given below. Classify the soils using the U$.$S$.$ Department of Agriculture textural classification chart.

$\backslash$table$[[,$Particle$-$size distribution $(\%)],[,$Gravel,Sand,Silt,Clay$],[$A$,18,51,22,9],[$B$,10,20,41,29],[$C$,21,12,35,32],[$D$,0,18,24,58]]$