Option $2$: $6"$ thick fiber$-$concrete slab

Concrete Volume

Fiber Amount $(4lb$ per $1CY$ of Concrete$)cu.ft.$

cu$.$ yd$.$

Fiber Price $($ $$10$ per pound$)$

lb

Recommended Cement per Cubic Yard is $500lb$

Recommended Cement for Option $2$

lb

Cement Price $($ $$0\mathrm{.}5$ per pound$)$

$$ We only consider the cost of Cement for the comparison

Total Cost of Option $2$

$$0\mathrm{.}0$

Last image in $3$ picture question, please help ive posted all $3$ images! Thank you!!