Short Cut Mathematics in Hindi & English Medium for HTET Banking ...

Short Cut Mathematics in Hindi & English Medium for HTET Banking, SSC, NDA, TET, CAT, MBA, Sanik School Entrance Test, NTSE, NIFT, IIFT and other competitive exams- Free downloaded from www.rsnotes.in

izfr’krrk ¼Percentage½ izfr’kr ¼Percent½ ‘kCn] ysfVu Hkk”kk ds ,d ‘kCn ^percentum^ ls fy;k x;k gS ftldk vFkZ gS ^izfr ,d lkS^A blfy, izfr’kr dks bl rjg ls ifjHkkf”kr fd;k tk ldrk gS& og fHkUu ftldk gj 100 gks izfr’kr dgykrh gSA izfr’kr dks fpà % ls iznf’kZr fd;k tkrk gSA blfy,]

x 100

dk vFkZ gS x %

14

25

mnkgj.k 100 ¾ 14 % ] 100 ¾ 25 % ;k 37 % ¾

37 100

izfr’kr ds ckjs es egRoiw.kZ fcanw ,oa ‘kkVZ dV fVªDl % 1 4

1



fHkUuks dks izfr’kr es cnyk tk ldrk gS] tSls%



izfr’kr dks fHkUuksa esa cnyk tk ldrk gS] TkSls % 50% ¾ 100 =



n’keyo fHkUuksa dks izfr’kr es rFkk izfr’kr dks n’keyo fHkUu esa cnyk tk ldrk gSA mnkgj.k 0-75 ¾ 0-75× 100% = 75% rFkk 45% ¾ 100 = 0.45



A dk B% = A×100 mnkgj.k% 250 dk 20% = 250 ×100 = 50]



B dk fdrus % A gS ;k A, B dk fdruk izfr’kr gS ¾ B × 100% mnkgj.k% 15 ehVj dk fdruk izfr’kr 15 lseh- gSA

¾ 4 × 100 = 25 % 50

45

B

20

15 1500

× 100% = 10% ans.

,d uxj esa x% efgyk,a] y% iq#”k rFkk ‘ks”k cPps gSaA rc cPpksa dk izfr’kr gksxk = (100 – x –y)% blh rjg ;fn ,d vkneh dh ekfld cpr x% gks rks [kPkZ dk izfr’kr gksxk ¾ (100 – x)% mnkgj.k% jhuk vius osru dk 19 % cpr djrh gS ;fn mldk ekfld osru 4860#i;s gks rk mldh ekfld vk; D;k gksxh\ gy% cpr ¾ 19 % blfy, [kpZ izfr’kr ¾ 100&19 ¾ 81 % ekuk ekfld vk; ¾ x #i;s 81

blfy, x dk 81 % = 4860  x ×100 = 4860  x = 

75

1 fd-xzk- dk 75% = 1000xzke ×100 = 750 xzke

A

gy% 15 ehVj ¾ 1500 lseh- blfy, okafNr izfr’kr ¾ 

1 2

4860 ×100 81

= 6000 #i;s

SHORT CUT: ;fn A dh vk; B dh vk; ls x% vf/kd gks] rks B dh vk; A ls ftrus % de gS ¾ mnkgj.k% ;fn A dh vk; B dh vk; ls 25% vf/kd gks] rks B dh vk; A ls ftrus % de gS ¾ =

25 125

x 100+x

25 100+25

× 100 %

× 100 %

× 100 = 20% mrj

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Short Cut Mathematics in Hindi & English Medium for HTET Banking, SSC, NDA, TET, CAT, MBA, Sanik School Entrance Test, NTSE, NIFT, IIFT and other competitive exams- Free downloaded from www.rsnotes.in 

SHORT CUT: ;fn A dh vk; B dh vk; ls x% de gks] rks B dh vk; A ls ftrus % vf/kd gS ¾ mnkgj.k% ;fn A dh vk; B dh vk; ls 50% de gks] rks B dh vk; A ls ftrus % vf/kd gS ¾ =



50 50

x 100−x

50 100−50

× 100 %

× 100 %

× 100 = 100% mrj

SHORT CUT: fdlh oLrq ds ewY; es x% c