HP 20B User Manual

Break-even
51
7 Break-even
Figure 1 The Menu Map for the Break-even Menu
The Break-even Menu
To open the Break-even menu, press :!. To change the value of the displayed item, key in a number and press
I. Once you have entered all known data, press < or > repeatedly to scroll to the unknown item and press
= to calculate it.
The break-even function allows you to study problems involving a profit, when a quantity of items, with a cost to manufacture
and a fixed price to develop and market, is sold at a given price. See Figure 1.
Break-even Example
The sale price of an item is 300.00, the cost is 250.00, and the fixed cost is 150,000.00. How many units would have to be
sold to make a profit of 10,000.00?
Table 7-1 Break-even Example
Keys Display Description
:!
Opens the Break-even menu starting with the current
value for fixed costs.
1500
00I
Inputs 150,000 . 00 for fixed cost .
<250
I
Inputs 250.00 for variable cost per unit .
<300
I
Inputs 300 . 00 for price .
<1000
00I
Inputs 10,000.00 for profit.

HP 20B Specifications

General

Type	Financial
Cover	-
Form factor	Pocket
Control type	Buttons
Product color	Black
Digits	12 digits
Display type	LCD
Display tilting	No
Display number of lines	2 lines
Battery type	CR2032
Power source	Battery
Auto power off	Yes
Number of batteries supported	2
Memory registers	110

Weight and Dimensions

Depth	149.2 mm
Width	77 mm
Height	16 mm
Weight	37.5 g