- 1. nks la[;kvksa dk e-l-i 41 rFkk y-l-i 615 gSA ;fn ,d la[;k 123 gks ] rks nwljh la[;k D;k gksxkh \
gy % eli ˣ yli = igyh la[;k ˣ nwljh la[;k
- 41 ˣ 615 = 123 ˣ \
è ? = 41 x 615
= 205
123
vr % nwljh la[;k 205 gSA
- 2. og NksVh ls NksVh la[;k dkSulh gS tks 8] 18] 24 o 36 esa ls izR;sd ls iw.kZr;k foHkkftr gks tk;s \
gy % og la[;k 8 ] 18 ] 24 o 36 dk
y-l-Ik
gksxh
|
2
|
8 ]18 ] 24 ] 36
|
|
|
2
|
4] 9 ] 12] 24
|
|
|
2
|
2] 9] 6] 12
|
|
|
2
|
1 ]9 ] 3 ] 6
|
|
|
2
|
1] 9] 3] 3
|
|
|
3
|
1] 3] 1] 1
|
|
|
3
|
1 ]1 ] 1 ] 1
|
|
vr% yli 2 x
2 x 2 x 2 x 2 x
3 x 3 = 288 gS
- 3. og NksVh ls NksVh la[;k dkSulh gS tks 8] 18] 24 o 36 esa ls izR;sd ls Hkkx nsus ij 5 “ks’k cps \
gy % og la[;k 8 ] 18 ] 24 o 36 dk
y-l-Ik
ls 5 T;knk gksxkh vr %
288 $ 5
= 293 mRrj
- 4. og NksVh ls NksVh la[;k dkSulh gS ftlesa ls 7 ?kVkus ij “ks’k cph la[;k 8] 18] 24 o 36 esa ls izR;sd ls iw.kZr;k foHkkftr gks tk;s \
gy % og la[;k 8 ] 18 ] 24 o 36 dk
y-l-Ik
ls 7 T;knk gksxkh vr %
288 $ 7
= 295 mRrj
- 5. og NksVh ls NksVh la[;k dkSulh gS ftls 5] 8] 12 o 6 ls Hkkx nsus ij izR;sd n”kk esa 2 “ks’k cps ijUrq 13 ls iw.kZr;k foHkkftr gks tk;s \
gy % la[;k 5 ] 8 ] 12 o 6 dk
y-l-Ik 120 gSA vr % 2 “ks’k cpus dh n”kk
esa og la[;kk 122 gksuh pkfg, A ysfdu
13 ls iw.kZr % foHkkftr gksus ij 120 esa
13 dk Hkkx nks ] rks “ks’k cpsxk 3 ysfdu
gesa rks ,slk “ks’k pkfg, tks fd igys ds
“ks’k 2
dks “kkfey djrs gq, iwjh rjg 13
ls foHkkftr gks tk;s
tks 3 x 8 $ 2 = 26 gSA
vFkkZr~ 120 x 8 +2 = 962
- 6. og lcls NksVh la[;k dkSulh gS ftlesa 20 ] 25 o 30 dk Hkkx nsus ij Øe”k % 8 ] 13 rFkk 18 “ks’k cprs gSa \
gy % 20 ] 25 o 30 dk y-l-i esa ls izR;sd
Hkktd
rFkk laaxr “ks’kQy ds vUrj
{ (20-8)= (25-13)= (30-18) = 12 } dks ?kVkus ls mRrj
izkRr gks tk,xkk A
20 , 25 rFkk 30 dk yli = 300
vRk % mRrj gksxk 300 & 12 = 288
- 7. nks la[;k;sa 5 % 6 ds vuqikr esa gSa A ;fn budk eli 4 gks ] rks budk yli fdruk gksxk \
(,l ,l lh ijh{kk 2010)
gy % igyh
la[;k = igyk vuqikr x eli
= 5 x 4 = 20
nwljh
la[;k = nwljk vuqikr x eli
= 6 x 4 = 24
vc 20 o 24 dk yli 120 gksxk A
8.
nks la[;kvksa dk e-l-i
8 rFkk y-l-i 48 gSA ;fn ,d la[;k 24 gks ] rks nwljh la[;k D;k gksxkh \ (,l ,l lh ijh{kk 2010)
gy % eli ˣ yli = igyh la[;k ˣ nwljh la[;k
8 ˣ 48 = 24 ˣ \
è ? = 8 x 48
= 16 Ans.
24
9.
ds nks xq.ktksa dk
y?kqRre lekioR;Z 1056 gSA
;fn ,d la[;k 132 gks ] rks nwljh la[;k D;k
gksxkh \ (,l ,l lh ijh{kk 2009 )
gy % nwljh la[;k = ds xq.kt x
yli
igyh la[;k
è ? = 12 x 1056 = 96 Ans.
132
Note :: dk xq.kt dks eli
ekudj
loky dks gy fd;k gSA
10. nks la[;k;sa 3 % 4 ds vuqikr esa gSaA ;fn budk yli 84 gks ] rks cMh
la[;k D;k gS \
(,l ,l lh ijh{kk 2010)
gy% cMh la[;k= yli x cM+k vuqikr
vuqikrksa dk xq.kuQy
;k 84 x 4 =
28 ans.
12
11- pkj ?kf.V;ka 6 ] 8 ] 12
rFkk 18 lsds.M ds vUrj ij ctrh gSa A ;fn os 12 cts ,d lkFk ctsa ]
rks 6 feuV
esa os fdruh ckj ,d lkFk ctsaxh \
gy % 6 ] 8 ] 12 rFkk 18 dk
yli = 72 vFkkZr~ gjsd 72
lsd.M ckn os iqu% ,d&lkFk ctsaxh A
gekjs ikl 6 feuV vFkkZr~ 6 x 60 = 360 lsds.M gSA vr % 360 esa 72 dk Hkkx nsus ij 5 vk,xk ;gh gekjk
mRrj gSA vFkkZr~ ?kf.V;ka 6 feuV esa 5 ckj ,d lkFk ctsaxhA
पोस्ट
ReplyDelete