HP 30b - Business Professional Calculator User Manual page 68

Table 9-1 Break-even Example
Keys
:y
1500
00I
<250
I
<300
I
<100
00I
<=
To reset the menu items to their default values, with any item of the Break-even menu displayed
:x
press
O
cancel. Press
60 Break-even
Display
. With BrkEven displayed, press
again to exit the menu.
Description
Opens the Break-even menu starting with
the current value for fixed costs.
Inputs 150,000.00 for fixed cost.
Inputs 250.00 for variable cost per unit.
Inputs 300.00 for price.
Inputs 10,000.00 for profit.
Calculates the current value for the
unknown item. 3200 units would have to
be sold to return a profit of 10,000.00.
I
to reset the menu, or
O
to