Texas Instruments BA II Plus User Guide

92 Appendix — Reference Information
where: OLD =old value
NEW =new value
%CH =percent change
#PD =number of periods
Profit Margin
Breakeven
PFT = P Q N (FC + VC Q)
where:
PFT =profit
P =price
FC =fixed cost
VC =variable cost
Q =quantity
Days between Dates
With the Date worksheet, you can enter or compute a date within the
range January 1, 1950, through December 31, 2049.
Actual/actual day-count method
Note: The method assumes the actual number of days per month and
per year.
DBD (days between dates) = number of days II - number of days I
Number of Days I
= (Y1 - YB) Q 365
+ (number of days MB to M1)
+ DT1
+
Number of Days II=(Y2 - YB) Q 365
+ (
number of days MB to M2)
+ DT2
+
Gross Profit Margin
Selling Price Cost–
Selling Price
-----------------------------------------------
100×=
Y1 YB–()
4
------------------------
Y2 YB–()
4
------------------------

Texas Instruments BA II Plus Specifications

General

Type	Financial
Cover	-
Form factor	Pocket
Control type	Buttons
Product color	Black
Digits	10 digits
Display tilting	No
Display number of lines	1 lines
Memory registers	10
Power source	Battery