Practice is the key to perfection in Quant, so brush up your skills and test yourself with these 15 questions of Quantitative Aptitude for SBI PO Mains 2017.

Q1. For admission in a graduation program in Delhi university, 90% of the candidates who appeared for the written test were males and the rest were females, 60% of the males and 80% of the females passed in the written test. What is the total number of students who appeared for the written test, if the total number of passed candidates was 1240 ?
(a) 2500
(b) 2000
(c) 2750
(d) 3500
(e) None of these

Q2. Three friends A, B and C started a venture with capitals in the ratio of 4 : 1 : 15. At the end of every quarter A halves his capital, while B doubles his capital and C leaves his capital untouched. This process is repeated till the end of the year. If at the end of the year B’s share of profit is Rs. 22,000, what is the total profit?
(a) 88,000
(b) 1,10,000
(c) 1,21,000
(d) 99,000
(e) None of these

Q3. One bag contains 5 white and 3 black balls and a second bag contains 2 white and 4 black balls. One ball is drawn from the first bag and placed unseen in the second bag. What is the probability that a ball now drawn from the second bag is black?

(a) 2/7
(b) 5/8
(c) 37/56
(d) 25/48
(e) None of these

Q4. The marked price of an article is 50% above cost price. When marked price is increased by 20% and selling price is increased by 20%. The profit doubles. If original marked price is Rs. 300, then original selling price is
(a) Rs. 200
(b) Rs. 250
(c) Rs. 240
(d) Rs. 275
(e) None of these

Q5. A publisher printed 2000 copies of a book at a cost of Rs. 70,000. He distributes 400 copies free as specimen copies. He gave 30% discount on marked price of each book which is Rs. 75. What is his gain or loss percent age?
(a) 20% gain
(b) 20% loss
(c) 10% loss
(d) 10% gain
(e) None of these

Directions (Q. 6-10): In each of the following number series one number is wrong and does not follow the pattern of the question. Find the wrong number in the series.

Q6. 1882 1885 1896 1929 1996 2127
(a) 1882
(b) 1885
(c) 1896
(d) 1929
(e) None of these

Q7. 2 4 20 140 1760
(a) 20
(b) 140
(c) 4
(d) 1760
(e) 2

Q8. 24 25 51 152 617 3086
(a) 25
(b) 152
(c) 51
(d) 617
(e) 3086

Q9. 40 10 5 3.75 3.25
(a) 40
(b) 10
(c) 5
(d) 3.75
(e) 3.25

Q10. 1131 1142 1175 1225 1307 1406
(a) 1142
(b) 1175
(c) 1225
(d) 1307
(e) 140

Directions (Q.11-15): Table given below shows the number of laptop, mobile, Tablet and PC (in thousands) produced by 5 different company namely A, B, C, D and E for a certain year. Answer the question given below based on the data.

Note: All the data provided in the questions are interrelated and relevant.

Q11. If number of laptop produced by company B is 10% less than the number of Laptop produced by company A and average number of Laptop produced by all companies together is 20. Find the Laptop produced by company C.
(a) 12000
(b) 19000
(c) 21000
(d) 22000
(e) None of these

Q12. If total number of Tablet produced by all company together is 50% more than the total number of Laptop produced by all company and total production of Mobile, Tablet, Laptop and PC together by company A is 110000. Find number of PC produced by company A.
(a) 35000
(b) 33000
(c) 22000
(d) 45000
(e) None of these

Q13. Find ratio of average of Mobile produced by all company together and average of number of all product of company B.
(a) 5 : 7
(b) 3 :
(c) 4 : 5
(d) Can’t be determined
(e) None of these

Q14. If total PC produced by all company together is 90% more than the number of Laptop produced by all company together then PC produced by company E is what percent more or less than the number of PC produced by company A.

Q15. Ratio of number of PC and Laptop together produced by company E and number of PC and Laptop together produced by company C is

(a) 27 : 29
(b) 29 : 27
(c) 25 : 27
(d) 27 : 25
(e) None of these

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