Q$.1(25$ points$)$ A raft measuring $200$ feet by $200$ feet by $6\mathrm{.}0$ inches is to be constructed for a building. This foundation is placed in a single continuous "pour." $($Assume $8$ workhour per day$).$

Wage Rates and Prices

Laborer

Labor Foreman

$$\frac{25}{h}r.$

$$\frac{30}{h}r.$

$$\frac{25}{h}r.$

$$1,\frac{100}{d}ay$

$$1,\frac{250}{d}ay$

$$1,\frac{000}{d}ay$

Calculate the unit price $($$$/$CY$)$ for each of the following options:

$1-$ Option $1$: Using two mobile cranes with $1\mathrm{.}25$ cubic yard buckets and a crew consisting of $1$ foreman, $12$ laborers, and $2$ equipment operators, it is estimated that this concrete can be placed at the rate of $50$ cubic yards per hour.

$2-$ Option $2$: Using $2$ concrete pumps and a crew consisting of $1$ foreman, $14$ laborers, and $2$ equipment operators, it is estimated that concrete can be placed at the rate of $40$ cubic yards per hour.

$3-$ Option $3$: Using two belt conveyor systems and a crew consisting of $1$ foreman, $18$ laborers, and $2$ equipment operators, it is estimated that this concrete can be placed at the rate of $75$ cubic yards per hour.