Let represent the number of first babies produced and
represent the number of real babies produced.
In one hour, the company can produce First Babies or
Real Babies.
Profit per doll of is
.
Profit per doll of is
.
At least twice as many First Babies must be produced, so .
Time taken to produce one first baby is hr.
Time taken to produce one real baby is hr.
The company spends no more than hours per week making these
dolls.
.
\
Graph the functions and
on the same graph.
(1).Draw the coordinate plane.
\(2).Graph the functions.
\Graph :
\
Observe the graph :The vertices of the intersections are and
.
The shaded represents the time spend by the company to manfacture the dolls.
\Because is greatest at
they need to produce
My Real Babies and
My First Babies.
\
Graph :
\
To maxmize the profit the company must procuce My Real Babies and
My First Babies.