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Quantitative Aptitude Quiz For SBI / RBI Main Exam | 14-04-2020

Priyanka Mahendras





Dear Readers,




Mahendras has started special quizzes for SBI / RBI Main Exam so that you can practice more and more to crack the examination. This SBI / RBI Main Exam 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 important question of Quantitative aptitude for SBI / RBI Main Exam.



Q-(1-5) Find the next term in the series.

श्रृंखला का अगला पद ज्ञात कीजिये |

Q. 1. 1, 7, 56, 504, 5040, ?

(1) 55240

(2) 55320

(3) 55440

(4) 55300

(5) 55310


Q. 2. 181, 404, 755, 1276, 2015, ?

(1) 2951

(2) 2929

(3) 3218

(4) 3026

(5) 2873


Q. 3. 20, 22, 26, 34, 41, ?

(1) 49

(2) 54

(3) 46

(4) 53

(5) 51


Q. 4. 24, 30, 48, 78, 120

(1) 166

(2) 168

(3) 174

(4) 202

(5) 186


Q. 5. 71, 96, 145, 226, 347, ?
(1) 455

(2) 346

(3) 516

(4) 404

(5) 374


Q. 6. Anushika contributed 12% of her salary to NGO, but later she changed her decision and contributed Rs. 7968 which was 80% of her initial contribution. Find the monthly salary of Anushika?

अनुषिका ने अपने वेतन का 12% एनजीओ में योगदान दिया, लेकिन बाद में उसने अपना निर्णय बदल दिया और रु. 7968 का योगदान दिया जो उसके शुरुआती योगदान का 80% था। अनुषिका का मासिक वेतन ज्ञात कीजिये?

(1) Rs. 85000

(2) Rs. 77000

(3) Rs. 79000

(4) Rs. 87000

(5) Rs. 83000



Q. 7. Manoj, the fisherman, bought a new motorboat which could travel in still water at 20 km/hr. He has to move to an island 3182 km away and come back. How much time will it take for the entire journey if the speed of the stream is 1.5 km/hr.?
मछुआरे मनोज ने एक नया मोटरबोट खरीदा, जो 20 किमी / घंटा की दर से पानी में यात्रा कर सकता है। उसे 3182 किमी दूर एक द्वीप पर जाना है और वापस आना है। यदि धारा की गति 1.5 किमी / घंटा है तो पूरी यात्रा में कितना समय लगेगा?

(1) 300 hours

(2) 350 hours

(3) 375 hours

(4) 320 hours

(5) 250 hours


Q. 8. A milk seller has 15 litres of pure milk. How many litres of water, which is available free of cost, have to be added to it so that he gets a 50% profit by selling the mixture at the cost price of pure milk?

एक दूध विक्रेता के पास 15 लीटर शुद्ध दूध है। कितने लीटर पानी, जो कि नि: शुल्क उपलब्ध है, को इसमें जोड़ा जाना चाहिए ताकि शुद्ध दूध की लागत मूल्य पर मिश्रण को बेचकर उसे 50% लाभ प्राप्त हो?

(1) 10 litre

(2) 8 litre

(3) 7.5 litre

(4) 6 litre

(5) 12 litre


Q. 9. A water tank is filled in 3 hours by 3 pipes P, Q and R working together. The pipe P is 3 times as fast as pipe Q is 4 times as fast as pipe R. Then in how much time will pipe R take to fill the tank alone?

एक पानी की टंकी को 3 पाइप P, Q और R द्वारा 3 घंटे में भरा जाता है । पाइप P, पाइप Q से 3 गुना तेज़ है । पाइप Q, पाइप R से 4 गुना तेज़ है। तो पाइप को R टैंक को अकेले भरने में कितना समय लेगा?

(1) 40 hrs

(2) 51 hrs

(3) 55 hrs

(4) 44 hrs

(5) Can’t determined


Q. 10. The ratio of Preeti’s age to Komal’s age is 7 : 12. If after 7 years they meet, then Komal said her age is 15 years more than double of Preeti’s age 15 years ago from then. Find the ratio of Preeti’s age 10 years later to Komal’s age 10 years ago.

प्रीती की आयु का कोमल की आयु से अनुपात 7: 12 है। यदि 7 वर्ष के बाद वे मिलती हैं, तो कोमल ने कहा कि उसकी आयु अब से 15 वर्ष पहले की प्रीती की आयु के दोगुने से 15 वर्ष अधिक है । प्रीती की 10 वर्ष बाद की उम्र का कोमल की 10 वर्ष पहले की उम्र से अनुपात ज्ञात कीजिये ।

(1) 1 : 1

(2) 2 : 3

(3) 1 : 2

(4) 3 : 1

(5) None of these

Answer Key-

Q-(1) Sol-(3)

Pattern: × 7, × 8, × 9, × 10, × 11
? = 5040 × 11 = 55440



Q-(2) Sol-(4)
Pattern: 181 404 755 1276 2015 ?
+ 223 + 351 + 521 + 739 + 1011
+ 128 + 170 + 218 + 272
+ 42 + 48 + 54
? = 2015 + 1011 = 3026

Q-(3) Sol-(3)
Pattern:
20 = (2 + 0 = 2) [Sum of digits based]
22 = (20 + 2 = 22)
26 = (22 + 4 = 26)
34 = (26 + 8 = 34)
41 = (34 + 7 = 41)
46 = (41 + 5 = 46)
? = 46



Q-(4) Sol-(3)
Pattern: 24 30 48 78 120 ?
+ 6 + 18 + 30 + 42 + 54
+ 12 + 12 + 12 + 12
? = 120 + 54 = 174

Q-(5) Sol-(3)
Pattern: + 52, + 72, + 92, + 112, + 132
? = 347 + 169 = 516

Q-(6) Sol-(5)

Monthly salary of Anushika = Rs. 83000

Q-(7) Sol-(4)
Required time = = 148 + 172 = 320 hours

Q-(8) Sol-(3)
Amount of water to be added = 0.5 × 15 = 7.5 litre

Q-(9) Sol-(2)

Time ratio,
P : Q = 1 : 3
Q : R = 1 : 4
P : Q : R = 1 : 3 : 12
According to the question,
x = 17/4
Time taken by R alone to fill the tank = 51 hours

Q-(10) Sol-(1)

According to the question,
12x + 7 = 2 (7x + 7 – 15) + 15
12x + 7 = 14x – 16 + 15
2x = 8
x = 4
Required ratio = (7 × 4 + 10) : (12 × 4 – 10) = 38 : 38 = 1 : 1





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