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TABLE OF CONTENTS. 
PART I. 
Page 
Simple Interest 
Art. 
4. To find the simple interest and amount of a sum in any number 
of years . . . ...... I 
6. To find what principal will amount to a given sum at a fixed 
rate of interest in a certain number of years ... 2 
7. To find in what number of years the original principal will 
amount to a given sum at a fixed rate of interest . . 2 
8. To find at what rate of interest in a given number of years the 
original principal will amount to a certain sum ... 3 
Discount: 
11. To find the present value of a sum due at the end of a certain 
time at a given rate of interest ..... 3 
12. To find the discount ........ 4 
Annuities at Simple Interest: 
14. To find the amount of an annuity forborne a given number of 
years at a fixed rate of simple interest .... 5 
15. To find what annuity will amount to a stated sum in a given 
number of years at a fixed rate of interest .... 6 
16. To find what number of years an annuity with the simple 
interest thereon must be forborne to amount to a certain sum. 7 
17. To find at what rate of simple interest an annuity will amount to 
a given sum in a certain number of years .... 8 
18. To find the present value of an annuity to continue a given 
number of years at a certain rate of interest ... 9 
Amount of Sums at Compound Interest: , 
19. To find the amount of'a sum put out at compound interest for a 
certain number of years . . . . . .10 
21. To find what principal will amount to a certain sum in a given 
number of years . , , . , . .13