Texas Instruments BA-20 Profit Manager User Manual - Page 76

Interest Conversion Worksheet, Example: Computing Cost-Sell-Markup

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To Enter number of years. Compute annual growth rate. Press Display # # 5 ! #PD= " % %CH= 5.00 8.45 Answer: The annual growth rate is 8.45%. Example: Computing Cost-Sell-Markup The original cost of an item is $100; the selling price is $125. Find the markup. To Select Percent Change/Compound Interest worksheet. Clear worksheet variables. Enter original cost. Enter selling price. Compute percent markup. Press Display & q OLD= 0 & z OLD= 100 ! OLD= # 125 ! NEW= # % %CH= 0.00 100.00 125.00 25.00 Answer: The markup is 25%. Interest Conversion Worksheet The Interest Conversion worksheet converts interest rates between nominal rate (or annual percentage rate) and annual effective rate. • To access the Interest Conversion worksheet, press & v. • To select interest conversion variables, press # or ". Variable Key Display Variable Type Nominal rate & v NOM Enter/compute Annual effective rate # EFF Enter/compute Compounding periods per year # C/Y Enter-only Note: The calculator categorizes variables by their method of entry. (See "Types of Worksheet Variables" on page 17.) 72 Other Worksheets

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72
Other Worksheets
Answer:
The annual growth rate is 8.45%.
Example: Computing Cost-Sell-Markup
The original cost of an item is $100; the selling price is $125. Find the
markup.
Answer:
The markup is 25%.
Interest Conversion Worksheet
Note:
The calculator categorizes variables by their method of entry. (See
“
Types of Worksheet Variables
” on page 17.)
Enter number of years.
# #
5
!
#PD=
5.00
Compute annual growth rate.
" %
%CH=
8.45
To
Press
Display
Select Percent Change/Compound
Interest worksheet.
& q
OLD=
0
Clear worksheet variables.
& z
OLD=
0.00
Enter original cost.
100
!
OLD=
100.00
Enter selling price.
#
125
!
NEW=
125.00
Compute percent markup.
# %
%CH=
25.00
The Interest Conversion worksheet converts interest rates
between nominal rate (or annual percentage rate) and
annual effective rate.
•
To access the Interest Conversion worksheet, press
&
v
.
•
To select interest conversion variables, press
#
or
"
.
Variable
Key
Display
Variable Type
Nominal rate
&
v
NOM
Enter/compute
Annual effective rate
#
EFF
Enter/compute
Compounding periods per year
#
C/Y
Enter-only
To
Press
Display