Dear Readers,
Mahendras has started special quizzes for IBPS & SBI Exam so that you can practice more and more to crack the examination. This IBPS & SBI Exam special quiz series will mold your preparations in the right direction and the regular practice of these quizzes will be really very helpful in scoring good marks in the Examination. Here we are providing you the important question of reasoning ability for the for the the IBPS & SBI Exam.
(1) Ramesh is thrice as efficient as Suresh and hence completes a work in 40 days less than the number of days taken by Suresh. What will be the number of days taken by both of them when working together?
рд░рдоेрд╢, рд╕ुрд░ेрд╢ рд╕े рддीрди рдЧुрдиा рдХाрд░्рдпрдХुрд╢рд▓ рд╣ै рдФрд░ рдЕрддः рдПрдХ рдХाрд░्рдп рдХो рдкूрд░ा рдХрд░рдиे рдоें рд╕ुрд░ेрд╢ рдж्рд╡ाрд░ा рд▓िрдпे рдЧрдпे рджिрдиों рдХी рд╕ंрдЦ्рдпा рд╕े 40 рджिрди рдХрдо рд▓ेрддा рд╣ै। рджोрдиों рдХे рдж्рд╡ाрд░ा рд▓िрдпे рдЧрдпे рджिрдиों рдХी рд╕ंрдЦ्рдпा рдХ्рдпा рд╣ोрдЧी рдЬрдм рд╡े рдПрдХ рд╕ाрде рдХाрд░्рдп рдХрд░рддे рд╣ैं-
(2)15
(3)20
(4)18
(5)None of these
(2) The height of a tree varies as the square root of its age (between 5 to 17 years). When the age of the tree is 9 years, its height is 4 feet. What will be the height of the tree at the age of 16 years?
рдПрдХ рдкेреЬ рдХी рдКँрдЪाрдИ рдЗрд╕рдХी рдЖрдпु рдХे рд╡рд░्рдЧрдоूрд▓ рдХे рдЕрдиुрдХ्рд░рдоाрдиुрдкाрддी рд╣ै (5 рд╕े 17 рд╡рд░्рд╖ рдХे рдордз्рдп) рдЬрдм рдкेреЬ рдХी рдЖрдпु 9 рд╡рд░्рд╖ рд╣ै, рдЗрд╕рдХी рдКँрдЪाрдИ 4 рдлीрдЯ рд╣ै। рдкेреЬ рдХी рдКँрдЪाрдИ рдХ्рдпा рд╣ोрдЧी рдЬрдм рдЙрд╕рдХी рдЖрдпु 16 рд╡рд░्рд╖ рд╣ोрдЧी?
(1)5 feet 4 inches/5 рдлीрдЯ 4 рдЗंрдЪ
(2)5 feet 5 inches/5 рдлीрдЯ 5 рдЗंрдЪ
(3)4 feet 4 inches/4 рдлीрдЯ 4 рдЗंрдЪ
(4)4 feet 5 inches/4 рдлीрдЯ 5 рдЗंрдЪ
(5)None of these
(3) If the side of a cube is increased by 100%, then by what percentage is the surface area of the cube increased?
рдпрджि рдПрдХ рдШрди рдХी рднुрдЬा рдоें 100% рдХी рд╡ृрдж्рдзि рдХी рдЬाрддी рд╣ै рддो рдШрди рдХे рдкृрд╖्рда рдХ्рд╖ेрдд्рд░рдлрд▓ рдоें рдХिрддрдиे рдк्рд░рддिрд╢рдд рдХी рд╡ृрдж्рдзि рд╣ो рдЬाрдпेрдЧी?
(1)150%
(2)200%
(3)300%
(4)400%
(5)None of these
(4) A motor boat, whose speed is p km./hr. in still water goes 30 km downstream and comes back in a total of 4 hour and 30 minutes. The speed of the stream is 5 kmph. Find the value of p.
рдПрдХ рдоोрдЯрд░рдмोрдЯ рдЬिрд╕рдХी рдЪाрд▓ рд╕्рдеिрд░ рдЬрд▓ рдоें p рдХिрдоी./рдШрдг्рдЯा рд╣ै, 30 рдХिрдоी. рдЕрдиुрдк्рд░рд╡ाрд╣ рдЬाрддी рд╣ै рдФрд░ рдХुрд▓ 4 рдШрдг्рдЯे 30 рдоिрдирдЯ рдоें рд╡ाрдкрд╕ рдЖ рдЬाрддी рд╣ै। рдзाрд░ा рдХी рдЪाрд▓ 5 рдХिрдоी./рдШрдг्рдЯा рд╣ै। p рдХा рдоाрди рдЬ्рдЮाрдд рдХीрдЬिрдП।
(1)8 kmph/рдХिрдоी./рдШрдг्рдЯा
(2)10 kmph/рдХिрдоी./рдШрдг्рдЯा
(3)12 kmph/рдХिрдоी./рдШрдг्рдЯा
(4)15 kmph/рдХिрдоी./рдШрдг्рдЯा
(5)None of these
(5) In a mixture of salt and water of volume 30 litres, the ratio of salt and water is 7 : 3. The quantity of water to be added to the mixture to make the ratio of salt and water 1 : 2 is-
30 рд▓ीрдЯрд░ рдЖрдпрддрди рд╡ाрд▓े рдирдордХ рдФрд░ рдкाрдиी рдХे рдоिрд╢्рд░рдг рдоें, рдирдордХ рдФрд░ рдкाрдиी рдХा рдЕрдиुрдкाрдд 7 : 3 рд╣ै। рдкाрдиी рдХी рдХिрд╕ рдоाрдд्рд░ा рдХो рдоिрд▓ाрдиे рдкрд░ рдирдордХ рдФрд░ рдФрд░ рдкाрдиी рдХा рдЕрдиुрдкाрдд 1 : 2 рд╣ो рдЬाрдпेрдЧा?
(1)30
(2)32
(3)35
(4)33
(5)None of these
(6) A person sold an article at a profit of 6.5%. If he had sold it for Rs. 1250 more, he would have gained 19%. Find the C.P. of the article-
рдПрдХ рд╡्рдпрдХ्рддि рдПрдХ рд╡рд╕्рддु рдХो 6.5% рд▓ाрдн рдкрд░ рдмेрдЪрддा, рдпрджि рд╡рд╣ рдЗрд╕े 1250 рд░ू. рдЕрдзिрдХ рдоें рдмेрдЪрддा рд╣ै, рд╡рд╣ 19% рдХा рд▓ाрдн рдк्рд░ाрдк्рдд рдХрд░рддा। рд╡рд╕्рддु рдХा рдХ्рд░рдп рдоूрд▓्рдп рдЬ्рдЮाрдд рдХीрдЬिрдП।
(1)9000
(2)10000
(3)9500
(4)1100
(5)None of these
(7) Akhil invested 10% more than Rahul. Rahul invested 10% less than Sunil. If the total sum of their investment is Rs. 5780. How much amount did Sunil invest?
рдЕрдЦिрд▓, рд░ाрд╣ुрд▓ рд╕े 10% рдЕрдзिрдХ рдиिрд╡ेрд╢ рдХрд░рддा рд╣ै। рд░ाрд╣ुрд▓, рд╕ुрдиीрд▓ рд╕े 10% рдХрдо рдиिрд╡ेрд╢ рдХрд░рддा рд╣ै। рдпрджि рдЙрдирдХे рдиिрд╡ेрд╢ों рдХा рдХुрд▓ рдпोрдЧ 5780 рд░ू. рд╣ै рддो рд╕ुрдиीрд▓ рдж्рд╡ाрд░ा рдиिрд╡ेрд╢ рдХी рдЧрдИ рдзрдирд░ाрд╢ि рдХिрддрдиी рд╣ै?
(1)Rs. 2010
(2)Rs. 2000
(3)Rs. 2100
(4)Rs. 2210
(5)None of these
(8) The circumference of two circles is 132 metres and 176 metres respectively. What is the difference between the area of the larger circle and the smaller circle?
рджो рд╡ृрдд्рддों рдХी рдкрд░िрдзि рдХ्рд░рдорд╢ः 132 рдоीрдЯрд░ рддрдеा 176 рдоीрдЯрд░ рд╣ै। рдмреЬे рддрдеा рдЫोрдЯे рд╡ृрдд्рдд рдХे рдХ्рд╖ेрдд्рд░рдлрд▓ों рдХे рдмीрдЪ рдХ्рдпा рдЕрди्рддрд░ рд╣ै?
(1)1048 m2
(2)1076 m2
(3)1078 m2
(4)1090 m2
(5)None of these
(9) 12 men complete a piece of work in 24 days. In how many days can eight men complete the same piece of work?
12 рдЖрджрдоी рдПрдХ рдХाрдо рдХो 24 рджिрдиों рдоें рдкूрд░ा рдХрд░рддे рд╣ै। 8 рдЖрджрдоी рдЙрд╕ी рдХाрд░्рдп рдХो рдХिрддрдиे рд╕рдордп рдоें рдкूрд░ा рдХрд░ेंрдЧें?
(1)28 days
(2)36 days
(3)48 days
(4)52 days
(5)None of these
(10) What will come in place of the question mark (?) in the following number series?
рдиिрдо्рдирд▓िрдЦिрдд рд╕ंрдЦ्рдпा рд╢्рд░ृंрдЦрд▓ा рдоें рдк्рд░рд╢्рдирд╡ाрдЪрдХ рдЪिрди्рд╣ (?) рдХे рд╕्рдеाрди рдкрд░ рдХ्рдпा рдоाрди рдЖрдПрдЧा?
9 62 ? 1854 7415 22244
(1)433
(2)309
(3)406
(4)371
(5)None of these
Answer Key-
1-Sol-(2)
R : S = 3 : 1
Time taken by them / рдЙрдирдХे рдж्рд╡ाрд░ा рд▓िрдпा рдЧрдпा рд╕рдордп = 1 : 3
2 = 40
Required time / рдЕрднीрд╖्рдЯ рд╕рдордп =60/4 =15 days / рджिрди
2-Sol-(3)
3-Sol-(3)
4-Sol-(4)
5-Sol-(4)
6-Sol-(2)
7-Sol-(2)
Let, Suneel's investment= Rs. 100
Let, Suneel's investment= Rs. 100
Rahul's investment= Rs. 90
Akhil's investment= Rs. 99
Suneel's investment= Rs.= 100/289 × 5780 = 2000
8-Sol-(3)
9-Sol-(2)
m1d1 = m2d2
m1d1 = m2d2
12 × 24 = 8 × d2
d2 = 36 days.
10-Sol-(4)
×7-1 , × 6 -1, × 5 -1,× 4 -1,× 3 -1
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MAHENDRA GURU