1: Getting Started 33
Calculate the cost of carpet needed to cover a 9’ by 12’ room. The
carpet costs $22.50 per square yard.
Starting from the MAIN menu (press
@A
):
Keys: Display: Description:
&
5?@AB9BCD,87EF:" Displays the SOLVE menu
and the current
equation.
*
E
" Displays the customized
menu for carpeting.
22.5
"
5?@A
5?@A8$$&.(" Stores the price per
square yard in P/YD.
12
8
98#$&((" Stores the length in L.
9
9
C8,&((" Stores the width in W.
)
7EF:8$-(&((" Calculates the cost to
cover a 9’ x 12’ room.
Now determine the most expensive carpet you can buy if the maximum
amount you can pay is $300. Notice that all you need to do is enter the
one value you are changing―there is no need to re-enter the other
values.
300
)
7EF:8%((&((" Stores $300 in COST.
"
5?@A"
5?@A8$.&((" Calculates the maximum
price per square yard you
can pay.
ee
" Exits Solver.
*
If you entered this equation but don’t see it now, press
[
or
]
until you do.
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