Page 203 - Grade 10 C.Math

cEof; 18.1
1. A / B b'O{ cf]6f kf/:kl/s lgif]ws 36gfx¿ x'g\, olb n(A) = 6 / n(B) = 3 tyf n(S) =

18 eP P(A  B) sf] dfg lgsfNg'xf];\ .

2. Pp6f emf]nfdf 5 cf]6f ;]tf 3 cf]6f /ftf / 4 cf]6f sfnf p:t} / pq} anx¿ /flvPsf
5g\ . gx]l/sg Pp6f an lgsfNg] xf] eg] ;]tf] cyjf /ftf] an kg]{ ;DefJotf slt
Curriculum Development Centre
x'G5 < kTtf nufpg'xf];\ .

3. Pp6f afs;df 1 b]lv 20 ;Dd cª\lst cª\sx¿ ePsf] p:t} pq} 20 cf]6f anx¿ /flvPsf
5g\ . gx]l/sg Pp6f an lgsfNbf 3 n] lgz]if efu nfUg] cyjf 5 n] lgz]if efu nfUg]

anx¿ kg]{ ;DefJotf slt x'G5 < kTtf nufpg'xf];\ .
4. Ps ;]6 52 kTtL tf;nfO{ /fd|/L lkm6]/ s'g} Pp6f tf;sf] kTtL y'Tbf PSsf (A) cyjf

afbzfx (K) cyjf ld:;L (Q) kg]{ ;DefJotf slt x'G5, lgsfNg'xf];\ .
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5. Pp6f 8fO;nfO Ps k6s pkmfbf 1 jf 3 jf 5 kg ;DefJotf slt xG5 < kTtf nufpgxf; .
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6. lbOPsf] rSsfdf K, Q, J / A cª\lst rf/ cf]6f
a/fa/ efu b]vfOPsf] 5 . pSt rSsfnfO{
3'dfpFbf lgDgcg';f/sf] :yfgdf ;'O/f] kg]{ K Q
;DefJotf lgsfNg'xf];\ M
(i) A df gkg]{ ;DefJotf A J

(ii) K, Q jf J df kg]{ ;DefJotf

7. sIff 3 df k9\g] Pp6f ljb\ofyL{sf] k};f /fVg] y}nLdf lgDgcg';f/sf l;Ssfx¿ 5g\ M

l;Ssf ;ª\Vof
25 k};f -;'sf_ 12
50 k};f -df]x/_ 8

?= 1 -8an_ 10

pSt y}nLaf6 gx]/L s'g} Pp6f l;Ssf lgsfNbf

(i) 25 k};fsf] l;Ssf kg]{ ;DefJotf slt x'G5 <
(ii) df]x/ kg]{ ;DefJotf slt x'G5 <

(iii) 8an kg]{ ;DefJotf slt x'G5 <

(iv) df]x/ cyjf 8an kg]{ ;DefJotf slt x'G5 <

200 ul0ft, sIff – 10