Homework$-1$:

A cellphone company makes plastic boxes in which to ship cellphones. Three employees invest a total of $40$ hours per day making the $120$ boxes.

a$)$ What is their productivity?

Productivity $=$ Units produced $/$ Input used $=?$

b$)$ The managers and employees have discussed redesigning the process to improve efficiency. If they can increase the rate to $125$ per day, what will be their new productivity?

Productivity $=$ Units produced $/$ Input used $=?$

c$)$ What will be their unit increase in productivity per hour?

The change in Productivity

$=$ New Productivity $$ Original Productivity $=?$

d$)$ What will be their percentage change in productivity?

$($New Productivity $$ Original Productivity$)/$ Original Productivity $=?$