Calculate Gross Pay for a Piecework Employee

Calculate gross pay for each employee. All are paid overtime wage rates that are $1\mathrm{.}5$ times their respective regular wage rates.

NOTE: For simplicity, all calculations throughout this exercise, both intermediate and final, should be rounded to two decimal places at each calculation.

$1$:Joseph Emanuel assembles merchandise and is paid $$0\mathrm{.}12$ for each unit assembled. During the most recent week, he worked $48$ hours and assembled $5,725$ units.

Gross Pay $=$ $

$2$:Dennis Tillman is a telemarketer, who is paid $$0\mathrm{.}36$ for every telemarketing call he places. During the most recent week, he worked $42$ hours and placed $1,596$ calls.

Gross Pay $=$ $

$3$:Ray Humphrey assembles merchandise and is paid $$0\mathrm{.}05$ for each unit assembled. During the most recent week, he worked $55$ hours and assembled $14,123$ units.

Gross Pay $=$ $

$4$:Cory Petersen is a telemarketer who is paid $$0\mathrm{.}28$ for every telemarketing phone call he places. During the most recent week, he worked $53$ hours and placed $1,633$ calls.

Gross Pay $=$ $$?$