HP 20B User Manual

Business Problems
53
8 Business Problems
Figure 1 The Menu Map for the Percent Calculation (%calc) Menu
The Percent Calculation Menu
Press :# to open the menu. There are four items in this menu: markup as a percentage of cost ( Mkup. %C ), markup
as a percentage of price ( Mkup. %P ) , part as a percentage of total ( Part%Tot. ), and percent change ( %Change ). These
items allow you to access sub-menus. Press < or > repeatedly to scroll to the desired sub-menu, then press I
to open it. See Figure 1.
To change the value of a 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.
To return to the percent calculation menu, from anywhere within the menu or sub-menus, press :#.
To exit the menu, press O

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