Page 13 - Grade 10 C.Math

hgf cª\u|]hL / tYofª\s zf:qdf / 20 hgf ltg cf]6} ljifodf bIf ePsf] kfOof] . olb ;a}
hgf sDtLdf Pp6f ljifodf bIf ePsf] eP o;nfO{ e]glrqdf k|:t't u/L
-s_ sDKo'6/df dfq bIf ePsf pd]bjf/sf] ;ª\Vof kTtf nufpg'xf];\ .
-v_ hDdf slt hgfn] b/vf:t lbPsf /x]5g\ < kTtf nufpg'xf];\ .

(d) Pp6f ;j]{If0fdf laxfg lrof lkpg] 60 hgf, skmL lkpg] 45 hgf, b'w lkpg] 40 hgf,
Curriculum Development Centre
skmL / b'w b'j} lkpg] 13 hgf, skmL / lrof lkpg] 25 hgf, lrof / b'w lkpg] 20 hgf
Pjd\ lrof, skmL / b'w ltg cf]6} lkpg] 10 hgf /x]5g\ . olb 5 hgfn] oL ltg} k]o kbfy{
lkpFb}gg\ eg]

-s_ dflysf] tYofª\snfO{ e]glrqdf k|:t't ug'{xf];\ .
-v_ sDtLdf Pp6f k]o kbfy{ lkpg] slt hgf xf]nfg\ <
-u_ hDdf slt hgfdf ;j]{If0f ul/Psf] /x]5, kTtf nufpg'xf];\ .

-3_ Pp6f dfq k]o kbfy{ lng] dflg;sf] ;ª\Vof kTtf nufpg'x]f;\ .

5. (a) Pp6f ljb\ofnosf 200 ljb\ofyL{x¿dWo] 60% cª\u|]hL, 32% ul0ft / cª\u|]hL, 20% lj1fg
/ ul0ft, 22% lj1fg / cª\u|]hL, 15% n] ul0ft dfq, 10% n] lj1fg dfq / 5% n] ltg cf]6}
ljifox¿ ?rfpF5g\ eg], e]glrqsf] k|of]u u/L ul0ft ?rfpg] / cª\u|]hL dfq ?rfpg] ljb\ofyL{
;ª\Vof kTtf nufpg'xf];\ .
(b) Pp6f k/LIffdf ;lDdlnt k/LIffyL{x¿dWo] 40% n] lj1fgdf, 45% n] ul0ftdf 55% n] /
+
;fdflhs cWoogdf A u|]8 xfl;n u/] . To:t} 10% n] ul0ft / lj1fgdf, 20% n] lj1fg /
;fdflhs cWoogdf, 15% n] ;fdflhs cWoog / ul0ftdf A u]|8 k|fKt u/] olb k|To]sn]
+
sDtLdf Pp6f ljifodf A u]|8 k|fKt u/] eg]
+
-s_ dflysf] tYofª\snfO{ e]glrqdf k|:t't ug'{xf];\ .

+
-v_ ltg cf]6} ljifodf A u|]8 k|fKt ug]{ ljb\ofyL{x¿sf] k|ltzt kTtf nufpg'xf];\ .
-u_ olb hDdf 300 hgfdf ;j]{If0f ul/Psf] eP slt hgfn] Pp6f dfq ljifodf A u|]8 xfl;n
+
u/] xf]nfg\ .
6. b'O{ b'O{ hgfsf] ;d"x lgdf{0f u/L ;a} ;d"xx¿n] cfk\mgf] ljb\ofnosf km/s km/s sIffdf
uO{ k|To]s ljb\ofyL{x¿nfO{ tn lbOPsf k|Zg ;f]wL pTt/ ;ª\sng ug'{xf];\ M

tkfO{FnfO{ dgkg]{ kmnk'mn s'g xf] <

-s_ :ofp -v_ d]jf -u_ cfFk -3_ :ofp / d]jf -ª_ cfFk / d]jf
-r_ :ofp / cfk -5_ :ofp, cfk / d]jf -h_ oL afxs cGo kmnkmn
F
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]
F
;a} ljb\ofyL{x¿sf] pTt/ ;ª\sng u/]/ k|fKt tYonfO{ e]glrqdf k|:t't u/L Pp6f dfq
kmnk'mn dg k/fpg] ljb\ofyL{ ;ª\Vof kTtf nufpg'xf];\ / ;d"xsf] sfo{nfO{ kfn}kfnf]
sIffdf k|:t't ug'{xf];\ .

10 ul0ft, sIff – 10