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Using the
MU%C
menu:
Step 5
(Optional)*
Step 6
Press
.,
CLEAR ALL
I
to
clear
the history
stack and set the
values of
COST,
PRICE, and M%C
to
O.
Key in 4.10 and press
. .
.
This
stores
4.10 as the
COST.
Figure 1-6. Storing the COST
I
cosr=4.10
.lD!DlimDDDI
Step 7
Key in 4.60 and press
. .
to
store 4.60 as
the
PRICE.
Figure 1-7. Calculating the Markup as a Percent of Cost
COST=4.10
PRICE=4.60
MARKUP%C=12.20
ID!DlimDDDI
Step 8
Step 9
Press
. .
to calculate the markup as a percent
of
cost.
The
answer:
MARKUP%C=
12.20.
To
leave the
MU%C
menu,
press ,
EXIT
I
(to
display the
BUS menu)
or
.,
MAIN
I
(to
display the
MAIN
menu)
.
• This step is optional
because
COST,
PRICE,
and M%C are cleared whenever you
press
lIB
to
display
the BUS menu.
However,
since you may not always return
to the MAIN
menu
between
calculations, you may want
to
get
into the habit
of clearing
before
starting a
new calculation.
28
1: Starting to Use the HP-18C
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