Quantitative Aptitude Questions For SBI Clerk : 26 - 02 - 18

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Q-1 If there is a reduction in the number of workers in a factory in the ratio 65 : 17 and an increment in their wages in the ratio 34 : 125, then the ratio by which the total wages of the workers should be decreased is-

यदि एक फैक्ट्री में कर्मचारियों की संख्या में 65 :17 के अनुपात में कमी की जाती है और उनके वेतन में 34 : 125 के अनुपात में वृद्धि की जाती है, तो कर्मचारियों की कुल मजदूरी में कितने अनुपात से घट जायेगी?

1. 25 : 26
2. 26 : 25
3. 23 : 27
4. 27 : 23
5. 23 : 25

Q-2 A motorboat, whose speed is 45 km./hr. in still water goes 180 km. downstream and comes back in a total of 9 hours. The speed of the stream (in km/hr.) is-

एक मोटरबोट जिसकी चाल शांत जल में 45 किमी./घण्टा है। धारा के साथ 180 किमी. जाती है और उसे आने जाने में कुल समय 9 घण्टे लगते हैं तो धारा की चाल (किमी./घंटे में) है-

1. 12
2. 10
3. 18
4. 15
5. 21

Q-3 The age of shipra can be obtained by subtracting three times her age 3 years ago from the three times her age after 3 years. What will her age after 2 years?

शिप्रा की आयु की गणना उसकी 3 वर्ष पूर्व की आयु के तिगुने को तीन वर्ष बाद की आयु के तिगुने से घटाने पर प्राप्त की जा सकती है। उसकी 2 वर्ष बाद क्या आयु होगी?

1. 20 years
2. 18 years
3. 22 years
4. 24 years
5. None of these

Q-4 Three friends Naimish, Ranveer and Arjun together started a business by investing Rs.250, Rs. 400 and Rs. 300 respectively. After 4 months Naimish invested Rs. 150 more and after 6 months Ranveer withdraw Rs. 100. While after 8 months Arjun invested Rs. 200 more. At the end of the year, a profit of Rs. 1280 is obtained. Find the share of Ranveer?

नैमिष, रणवीर और अर्जुन तीन दोस्तों ने क्रमशः रू. 250, रू. 400 और रू. 300 के साथ एक साझे का व्यापार शुरू किया। 4 महीने बाद नैमिष ने रू. 150 और निवेश किया तथा रणवीर 6 महीने बाद रू. 100 वापस कर लेता है, जबकि अर्जुन ने 8 महीने बाद रू. 200 और निवेश किये। वर्ष के अन्त में रू. 1280 का लाभ हुआ। रणवीर का लाभांश ज्ञात कीजिए?

1. Rs. 360
2. Rs. 380
3. Rs. 395
4. Rs. 420
5. Rs. 440

Q-5 A certain sum of money at a certain rate doubles itself in 9 years, then in how many years it will become the same sum will be 5 times of itself ?

एक निश्चित धनराशि निश्चित ब्याज की दर से 9 वर्ष में दोगुनी हो जाती है, तो वही राशि कितने वर्षों में स्वयं का 5 गुना हो जायेगी?

1. 25 years
2. 27 years
3. 36 years
4. 45 years
5. 48 years

Q.6 - What approximate value will come in place of the question mark (?) in the following questions?

निम्नलिखित प्रश्नों में प्रश्नचिन्ह (?) के स्थान पर लगभग क्या मान आयेगा?
98.734 - 3.21 =  - 58.31

1. 25400
2. 28600
3. 29600
4. 29600
5. 24000

Q.7- What approximate value will come in place of the question mark (?) in the following questions?

निम्नलिखित प्रश्नों में प्रश्नचिन्ह (?) के स्थान पर लगभग क्या मान आयेगा?

77.65 × 981.73 = 8478.73 - 4241.68 + ?

1. 72000
2. 84000
3. 54000
4. 76000
5. 94000

Q.8 - What approximate value will come in place of the question mark (?) in the following questions? निम्नलिखित प्रश्नों में प्रश्नचिन्ह (?) के स्थान पर लगभग क्या मान आयेगा?

1. 900
2. 700
3. 500
4. 1100
5. 600

Q.9 - What approximate value will come in place of the question mark (?) in the following questions? निम्नलिखित प्रश्नों में प्रश्नचिन्ह (?) के स्थान पर लगभग क्या मान आयेगा?

1. 
2. 
3. 
4. 
5. None of these

Q.10 - What approximate value will come in place of the question mark (?) in the following questions? निम्नलिखित प्रश्नों में प्रश्नचिन्ह (?) के स्थान पर लगभग क्या मान आयेगा?

1. 7620
2. 7820
3. 7120
4. 7520
5. 7920

SOLUTIONS :

Q – 1 

Required ratio = 65×34 : 17×125
 = 26 : 25

Q – 2 

Let the speed of the stream be x km./hr.
Speed downstream = (45+x) km./hr.
Speed upstream = (45–x) km.hr.


Q – 3 

Let her present age is x years
 According to question,
 x = 3(x+3) – 3(x–3)
 x = 3x+9 – 3x+9
 x = 18
 Her age after 2 years = 18+2 = 20 years

Q – 4 

Ratio between the sum invested
= (250×4+400×8) : (400×6+300×6) : (300×8+500×4)
= (1000+3200) : (2400+1800) : (2400+2000)
= 4200 : 4200 : 4400
= 21 : 21 : 22
Ranveer's share
=


Q – 5


t2 = 36 years

Q – 6

99 - 3 = -58
 = 154
 ? = 23716
 ≈ 23700

Q – 7

78 × 982 = 8479 - 4242 + ?
76596 = 4237 + ?
? = 72359
≈ 72360
Q – 8
16 + 787 = 100 + ?
 ? = 803 - 100 = 703
≈ 700

Q – 9



Q – 10

7200 = 13 - 89 + ?
? = 7124
≈ 7120