IBPS Clerk Pre Quant 24/10/2018




Q1. The cost price of an article is 80% of its marked price. The shopkeeper sells this article at a discount of 15% on its marked price. If selling price of article is Rs. 1360 then what is the cost price of article ?
Rs.1360
Rs.1280
Rs.1080
Rs.1680
Rs.1240
Solution:

Q2. A shopkeeper sells rice at its cost price. In order to gain profit of 16 ⅔% he mixes concretes in it. Find the ratio of rice to concrete mixed in it. (concrete is available at free of cost)
8 : 1
1 : 6
6 : 1
7 : 1
9 : 1
Solution:

Q3. The ages of X, Y and Z are in arithmetic progression series. If average age of all of them is 4 years less than the age of oldest one then what is the common difference between their ages ?
6
3
2
4
5
Solution:

Q4. Rita and Gita enter into a partnership with their initial investments of Rs. 24000 and Rs. 40,000 respectively. They decided to distribute 40% of profit equally between them and rest according to their investments ratio. If total profit after a year was Rs. 16,800 then find profit of Rita.
Rs.7,140
Rs.8,140
Rs.6,140
Rs.7,410
Rs.8,110
Solution:

Q5. A coin is tossed three times. Find the probability of coming exactly two heads.
¼
Solution:
Total possible outcomes = (2)³ = 8 Favorable outcomes = (HHT), (HTH), (THH) = 3 ∴ Required Probability =

Directions (6-10): study the pie-chart carefully and answer the questions that follow. 

Total JBL Headphones sold in a year in different cities of India = 15,00,000 

Q6. Find the average no. of headphones sold in Noida, Surat and Agra together.
1,00,000
1,50,000
1,25,000
1,20,000
None of these
Solution:

Q7. In previous year, if total selling of headphones in Agra was 80,000 then find by what percent the selling of headphones in Agra has decreased in this year?
350
20%
30%
25%
None of these
Solution:

Q8. Find the difference between total no. of JBL headphones sold in Mumbai, Gurugram together and that in Noida and New Delhi together.
3,40,000
3,30,000
3,20,000
2,90,000
None of these
Solution:

Q9. The total no. of JBL headphones sold in New Delhi is what percent more or less than that in Gurugram?
 
 
 
 
 
Solution:

Q10. If in previous year selling of JBL Headphones in Surat was 75000 then by what percent selling of headphones in Surat has increased than previous year?
25%
20%
30%
40%
None of these
Solution:

Directions (11-15): Find out the missing no. in the given series. 

Q11. 2, 7, 24, 61, ?, 227
116
126
129
136
125
Solution:
Pattern is +2² + 1, + 4² + 1, + 6² + 1, + 8² + 1, and so on
Hence, ? = 126

Q12. 76, 151, 454, 1815, ?
9070
9072
9054
9074
9076
Solution:

Q13. 2, 4, 12, 48, 240, ?
960
1440
1080
1920
1620
Solution:
Go on multiplying the given numbers by 2, 3, 4, 5, 6.
So, the correct next number is 1440.

Q14. 7, 26, 63, 124, 215, 342, ?
481
511
391
421
381
Solution:
Number are (2³ – 1), (3³ – 1), (4³ – 1), (5³ – 1), (6³ – 1), (7³ – 1) etc.
So, the next number is (83 – 1) = (512 – 1) = 511.

Q15. 8, 24, 12, 36, 18, 54, ?
27
108
68
72
96
Solution:
Numbers are alternately multiplied by 3 and divided by 2.
So, the next number = 54 ÷ 2 = 27.

               

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