PERCENTAGE
13
9. If the numerator of a fraction is increased by 200% and the denominator is increased by 350%, the result-
5
r"
ant fraction is . What was the original fraction ?
12
Si
5
;fn ,d fHkUu ds va'k esa 200» vkSj gj esa 350» dh o`f¼ dh tk,] rks Ikfj.kkeh
vkrk fHkUu
gSA ewy fHkUu D;k Fkk\
12
av
5 5 7 11
A. B. C. D.
9 8 12 12
E. None of these/buesa ls dksbZ ugha
d
10. In a test consisting of 80 questions carrying one mark each, Arpita answers 65% of the first 40 questions
Ya
correctly. What percent she the other 40 questions does she need to answer to answer correctly to score
75% on the entire test?
izR;sd iz'u ds ,d vad okys 80 iz'uksa dh ,d ijh{kk esa vfiZrk igys 40 iz'uksa ds 65» lgh mÙkj nsrh gSA iwjh ijh{kk esa
'ks"k 40 esa ls fdrus izfr'kr lgh mÙkj nsus gksaxs\
h
A. 60 B. 85 C. 75 D. 40
es
E. None of these/buesa ls dksbZ ugha
11. If the numerator of a fraction is increased by 200% and the denominator is increased by 400%, the result-
ak
1
ant fraction is 1 . What was the original fraction?
20
"R
1
;fn ,d fHkUu dk va'k 200» c<+k;k tk, vkSj gj 400» c<+k;k tk,] rks ifj.kkeh
1 gksxkA
fHkUu ewy fHkUu fdruk Fkk\
20
3 11 6 1
A. 1 B. C. D. 1
:
4 10 5 2
E. None of these/buesa ls dksbZ ugha
y
12. In a class of 65 students and 4 teachers, each student got sweets that are 20% of the total number of
B
students and each teacher got sweets that are 40% of the number of students. How many sweets were
there?
s
65 Nk=kksa vkSj 4 izfr'kr dh ,d d{kk esa] izR;sd Nk=kksa dh dqy la[;k dk 20 izfr'kr vkSj izR;sd f'k{kd dks Nk=kksa d
h
LohV~l feyrk gSA dqy LohV~l Fkh\
at
A. 845 B. 897 C. 849 D. 104
E. None of these/buesa ls dksbZ ugha
M
13. On a test consisting of 250 questions, Jassi answered 40% of then first 125 questions correctly. What
percent of the other 125 questions does she need to answer correctly for the grade on the entire exam to be
60%?
250 iz'uksa okyh ,d ijh{kk esa tLlh us Ikgys 125 esa ls 40» ds mÙkj lgh fn,A laiw.kZ ijh{kk esa mldk xzsM 60» gks bl
1
esa ls fdrus izfr'kr ds mÙkj lgh nsus gksaxs\
A. 72% B. 80% C. 60%
D. Cannot be determined/r; ugha dj ldrs E. None of these/buesa ls dksbZ ugha
14. In a class of 35 students and 6 teachers, each student got toffees that are 20% of the total number of
students and teacher got toffees that are 40% of the total number of students. How many toffees were
r"
there?
35 Nk=kksa vkSj 6 vè;kidksa dh ,d d{kk esa izR;sd dks Nk=kksa dh dqy la[;k dh 20» VkWiQh vkSj izR;sd vè;kid dks
Si
VkWiQh feyrh gSA dqy fdruh VkWiQh gSA
A. 245 B. 161 C. 406 D. 84
E. None of these/buesa ls dksbZ ugha
av
2. In an examination 48% of the students failed in Hindi, 32% of the student failed in History, 20% of the
students failed in both subjects. If the number of students who passed the examination 880 in both sub-
d
jects, find the total studetns?
,d ijh{kk esa 48» Nk=k fgUnh esa iQsy gq,] 32» Nk=k bfrgkl esa iQsy gq, rFkk 20» Nk=k nksuksa fo"k; esa IkQsy g
Ya
ikl gq, dh la[;k 880 gS] rks dqy Nk=kksa dh la[;k Kkr dhft,\
3. In an examination 600 students appeared. 35% of the students failed in Physics, 45% of the student failed
in Chemistry, 20% of the students failed in both subjects. How many students pass in both subjects?
h
,d ijh{kk esa 600 Nk=kksa us ijh{kk nhA 35» Nk=k HkkSfrd foKku esa iQsy gq,] 45» Nk=k jlk;u foKku esa iQsy gq,
es
gq,] rks crkb, nksuksa fo"k;ksa fdrus Nk=k ikl gq,\
4. In an examination 80% of the students passed in Mahts, 65% of the student passed in Reasoning, 15% of
the students failed in both the subjects. 150 students who passed only Maths, then find how many students
ak
failed only Reasoning.
,d ijh{kk esa 80» Nk=k xf.kr esa mÙkh.kZ gq,] 65» Nk=k rdZ'kfDr esa mÙkh.kZ gq, rFkk 15» Nk=k nksuksa fo"k;
"R
xf.kr esa Ikkl gq,] rks dsoy rdZ'kfDr esa vuqÙkh.kZ Nk=kksa dh la[;k fdruh gksxh\
6. In an examination 60% of the students passed in Maths, 55% of the student passed in English and every
students passed in at least one subject at least how many student passed in both subject.
,d ijh{kk esa 60» Nk=k xf.kr esa mÙkh.kZ gq,] 55» Nk=k vaxzsth esa mÙkh.kZ gq, rFkk izR;sd fo|kFkhZ de ls de ,d
:
de ls de fdrus nksuksa fo"k; esa mÙkh.kZ gq,\
y
1. If the income tax is increased by 19% then net income is reduced by 6%. Find the ratio of income tax.
;fn vk;dj esa 19» dh o`f¼ rks 'kq¼ vk; esa 6» dh deh gksrh gSA vk;dj dh nj Kkr djsa\
B
A. 29% B. 27% C. 24% D. 25%
2. If the income tax is increased by 17% then net income is reduced by 3%. Find the rate of income tax.
s
;fn vk;dj esa 17» o`f¼ gksus ij 'kq¼ vk; esa 3» dh deh gksrh gSA vk;dj dh nj Kkr djsa\
h
A. 25% B. 15% C. 35% D. 30%
at
2 1
3. The population of a town is increased by 16 % of first year and on second year it is will decrease by 37 %
3 2
M
1
but ont third year it will increase by 57 %. Then find the present population if after three years the
7
population will become 1,65,000.
2
2 1 1
fdlh 'kgj dh tula[;k izFke o"kZ
16 % c<+ tkrh gS rFkk nwljs
37 o"kZ
% ?kV tkrh gS ijarq r`rh;57
o"kZ
% c<+ tkrh gSA orZeku tula[;k
3 2 7
Kkr djsa] tcfd 3 o"kZ ckn tula[;k 1]65]000 gks tkrh gS\
A. 1,65,000 B. 1,44,000 C. 1,55,000 D. 1,46,000
4. A men spends 5% of his total income in travelling and 20% of rest spend in food and then he donate Rs. 120
r"
and he still with Rupees 1400. Find his income.
,d O;fDr viuh vk; dk 5» ;k=kk esa] cps dk 20» Hkkstu esa] rFkk 120 :i;s dk nku esa nsrk gSA ;fn mlds ikl vHkh Hkh
Si
O;fDr dh vk; Kkr djsa\
A. 2000 B. 2500 C. 1500 D. 3000
av
5. An electronic contractor has certain length of wire, 10% wire was stolen and 70% of the remaining was sold
out. Find the original length of wire. If 810 mtr wire is still left.
,d dkWUVªsDVj ds ikl dqN rkj gSA 10» Hkkx pksjh dj fy;k tkrk gS] cps dk 70» Hkkx csp fn;k tkrk gSA rkj dks okL
d
;fn 810 ehVj rkj vHkh Hkh cPpk gSA
Ya
A. 3500 mrt B. 4500 mrt C. 3000 mrt D. 2500 mrt
1. In an examination 20% of the students failed in Math, 15% of the students failed in English, 25% of the
students failed in Hindi. If 5% of the students failed in Math and English, 10% of the students failed in
h
English and Hindi, 15% of the students failed in Math and Hindi and 2% of the students failed in all the
three subjects Math, English and Hindi, then find the percentage of students who passed in all three
es
subjects.
,d ijh{kk esa 20» xf.kr esa iQsy gq,] 15» Nk=k bafXy'k esa iQsy gq, rFkk 25» Nk=k fgUnh es iQsy gq,A ;fn 5» Nk=k
10» Nk=k bafXy'k o fgUnh esa iQsy gq,] 15» Nk=k xf.kr o fgUnh esa iQsy gq, vkSj 2» Nk=k rhuksa fo"k;ksa esa iQs
ak
Nk=kksa dk izfr'kr Kkr djsaaA
A. 55% B. 65% C. 68% D. 32%
"R
2. In an examination, 35% of the candidates failed in Mathematics and 25% in English. If 10% failed in both
Mathematics and English, then how much percent passed in both the subjects?
,d ijh{kk esa 35» Nk=k xf.kr es iQsy gq,] 25» Nk=k bafXy'k esa iQsy gq,A ;fn nksuksa fo"k;ksa es 10» Nk=k iQsy gq,
esa ikl gq,\
:
A. 50 B. 55 C. 57 D. 60
y
3. Out of 85 children playing badminton or table tennis or both, the total number of girls in the group is 70%
B
of the total number of boys in the group. The number of boys playing only badminton is 50% of the number
of boys and the total number of boys playing badminton is 60% of the total number of boys. The number of
children playing only table tennis is 40% of the total number of children and a total number of 12 children
s
playing badminton and table tennis both. The number of girls playing only badminton is?
h
cSMfeaVu ;k Vscy Vsful ;k nksuksa [ksyus okys 85 cPpksa esa ls lewg esa yM+fd;ksa dh dqy la[;k lewg esa yM+dks
cSMfeaVu [ksyus okys yM+dksa dh la[;k yM+dksa dh dqy la[;k yM+dksa dh la[;k dk 50» gS vkSj cSMfeaVu [ksyus o
at
dh dqy la[;k dk 60» gSA dsyy Vscy Vsful [ksyus okys cPpksa dh la[;k dqy cPpksa dh la[;k dk 40» gS vkSj cSMfeaVu
[ksyus okys dqy 12 cPpksa dh la[;k gSA dsoy cSMfeaVu [ksyus okyh yM+fd;ksa dh la[;k fdruh gS\
M
CDS 2019
A. 14 B. 16 C. 17 D. 35
3
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