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# Title: Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences (shelfmarks Leibn. Marg. 71; ZEN Leibn. Marg. 71)
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TITTERCOSTALESC
terni E3 interni, are
Nuseles placed in che Incervals oF che. RibS, as their
Names declare. Their Number on cach side, i5
cach interior one. Phele are lhin and Lsethy;
Thenbr cheRule, 100 X 12 X. 75 = 900. 00
And 6X 3 = 18) 900. (50L requIed.
This Rale Meius Simple Incerest, and all Mhac be-
the Libies e ene Balat Pals  abore dd.) lonss ro ir wich cale, and ras chus found.
liguely donnvards FOThC FOrC- PaTE OE Ossa Pubis
Those of che Incernal, descend in like monner ob-
liguers coateo ene daen pacu e snu. LIC
or Forbearance ot iome Prssespas sum lene for (Or
due ac) a cerrain Lime, accordins r0 lome cerrair
Rate, and cheretore called Principal, because ic is
the Sum chac procreares che Interest, or From whict
etie Trirerest is reckoned; and is cither simple or
Compound.
I. Simple Interest, is counted From the Principal
only, aud is casils compured by che simple orCom-
pound Golden Rule; ThuS.
Tet char whieh is che Principat Cause os che tn.
rerest, be pur into che trst place; and char wrhictr
berokeneth Time, be in the second place; and ehe
remainins in the chird: Onder chiis Conditiona
parr place the rvo other Terms cach under it
likre, and rhere ill be a Blank ro supply under onc
ot those abore, cicher under che tirtt, second, 0
chird.
Flere the Blar Wsst Be under the rhird Pace, ais
by chis,
RDLF. F
Prutcipir ehe chuec laC For a Dividend, and che
Evo srs For a Dirisor, ehe Ouorient ot thele sires
che sixch.
TharIS, 6X 5OX 3 = 900, and LOOX Y2 = 1200
Non 1200) 900.0 (.73 == 155. required.
Dur il che Demand tad Been, Inhou manv
Monchs mould 50 l. have cained r55s. Orif 100
in 12 Monchs sain 6I. Whac Mhallche Principal be,
chac in 3 Monchs would gain 155. In chele en
Cases ehe Blank vould hare been under che Airst or
Second Terms: Zhen by ehis
Put P Forche Princixal F Coxche Fime, and C
For che Cain in the Condirions; anet P, 1, 5, 2n-
Cverins. ic will be P: C:: p: 
And T: 6p: : 1: . p = 8, rotick is chesirst
Rule; hac is, Mulciplr che chece las FOr a Divi.
dend, aud cheruo tirst CoF a Divisor.
And becaule X p = 5; cheretore C p + =
IPB
. ane p=
C
C Wohich is che Tecond Rule.
TI. Interest Compound, is chat which is connced
Trom che erincixal; and simple interest Forborn,
called also Incerest upon Interest.
And FOE thC reTOIVIHe OE ProxOSitIONS Felarine L
Compound Inrerest, Krst Race the Ouection propos d
as tho cheDetand lay upon one Pound only: and
havins found a AF Ansver, (accordinq e0 chC Im-
Port ot the Ouestion) for one Pound, ro a conveni-
ene Number ol Decitmal Parrs;) Mulciply chesum
O Number oF Pounds, SC. provosd in che Oue-
Aion inco chac Ansiver agreeinu ro one Pound; the
Produet arisins trom chence, vill be che Ansivee
required.
NF. WVara hach done ehis very wvell ac che end
ot his AIBebra, ThuS.
For the casier expresine OF the several Parts eiven
Ox soughe, they may be reprelented by che Fol-
Lowins L.etters.
LeL P = che Prin. Leiven or soughe in any Oue-
cipat
Aion.
E = che Time, ( Ox NumBET OP YCaYS OE DayS,
E9C. GIVeM OECOUGHE.
a = che A. FOF one Pound, For one YCar,
mount
Or Day, (9C. accordins 10
ary Race proposed.
Ox Amount oE Principal anc
Mnecest siven or Couxhr.
Nocc, Fhac in the CaleS DE Compound Interest,
(F) is che Index oF rhe Pover ot (a).
Nom, by considerins che rwo Follovine ProPOr-
tions, a General Theorem may Be raised by Wtrich
all Ouestions in Compound interest may be re-
Colved.
rvice eleven, equal io che Incerstices in which
Ther are lodged. Their Orisinarions are ditterent.
ly assigned by Anacomists, Duc ris most probable,
chac cher do arise trom the lorver edse oF cach Su.
perior Rib, and arc inserted ro the uxper edee ot
Fibres decussarins cach other like che Letter X.
L2LLCOS. Sec Mnasoa
INTEREST, is che Sum reckoned For the Loan
Example.
onal part ;) What sall. 50 l. 8 et In 3 Months
Place them donn as in the Rule:
If. 100l. In l2 Mo sa V1. (It is the Condiri
100
DLF B
aIlllus 2L. c6.. 6t0 1t 1t 0.0 a 1. 1t a. 6  et
a: 45, _C. IM is
Aulciptr ehe. Frc, seconc and laA For a Divi
dend, and chechird and tourch tor a Diritor; et
Suorieme is he An(WeE.
Lhac15. Ls one Pound: Is to its Amount, (oi
one Pound with ils Interest) at one Pears end: : S0
is chat amount: Po the Amonne os one Pound at rrO
Kears, and so on.
Whence