vncnreslr oILs BY

(iv) s.tur6
96slnr$- = lo0 -(ri6E + DirE + Itoda.) (6.t5)
Ttc .how .[ otlhiE d b. tl,'t'@ird u t bw tu quicl tufd@.
TotrlDnDdofcliN - E (cr 0 2d9p!6)
N6lqof.trF.5!a - B (C..6 3t.7Dto)
NC of liaE .t i'. - C (C,, 6 2r,6 r)
Nr&of@ediq - C (C,r.6 27.3prD)
(Cut 6 20.6 !Dd)
(q 6 316PPr)
o
Fndiolofiria€ (R) = ---- x 100
B
F-Grb.of.lic@ (Q) - -- x Io0
E
c-G-28
FndiEofD'D@ (P) =
d (P) -
-
-
E
y2C
E
(6.r6)
(6.t?)
r 100 (6.18)
r l0o (6.19)
Fndiolof.rnlg (s)- loo-(P + Q + R) (6.20)
Rtr*mdv. ItC sn d d.ooryt d .p€dn of go+ (iD h.vc ba stoM i! Fg
(6.14) to Fi8 (6.20). ft... .r..tr. b!v. ta cddd b t! ruse ofG3? !'pd lor.girl vr!
G ofri Flt bre ba t.ra.rd 6c t E ha u.d nr l|l. qlcrbrid of tacds.
@4o.ib! oflrmtcd. Ddd., diF ud eie oit@.r@.
ca