Quantitative Aptitude for SBI Clerk Prelims 2018
(a) 64%
(b) 24%
(c) 80%
(d) 20%
(e) 40%
Q2. Half of 100 articles were sold at a profit of 20% and the rest at a profit of 40%. If all the articles had been sold at a profit of 25%, the total profit would have been Rs. 100 less than earlier profit. The cost price of each article was
(a) Rs. 10
(b) Rs. 15
(c) Rs. 20
(d) Rs. 30
(e) Rs. 28
Q3. A thief runs at a speed of 60 km/h after stealing at 3 a.m., 3 hour later his theft got noticed and the police started chasing the thief. If the thief was caught at 11 am then what was the speed of the police?
(a) 96 km/h
(b) 85 km/h
(c) 84 km/h
(d) 92 km/h
(e) 78 km/h
Q4. The average weight of a group of 75 girls was calculated as 47 kg. It was later discovered that the weight of one of the girls was read as 45 kg. Whereas her actual weight was 30 kg. What is the actual average weight of the group of 75 girls?
(a) 46.80 kg
(b) 46.10 kg
(c) 45.60 kg
(d) 49.50 kg
(e) 43.40 kg
Q5. B and C together can complete a work in 8 days, A and B together can complete the same work in 12 days and A and C together can complete the same work in 16 days. In, how many days can A, B and C together complete the same work?
(a) 48/13
(b) 96/13
(c) 89/12
(d) 41/12
(e) None of these
Directions (6-10): In the following questions two equations numbered I and II are given. You have to solve both the equations and
Directions (11-15): Given below is the table showing the average marks scored by students of five various classes of five different schools in annual examination. Study the table carefully and answer the questions based on it.
Q11. Students of class 10th in school S scored a total of 7000 marks while the students of class 12th of same school scored a total of 10,400 marks. Find the difference in number of students of these two classes.
(a) 25
(b) 15
(c) 40
(d) 12
(e) 36
Q12. In school T, the students of class 11th scored a total of 11900 marks. But in revision of mark sheet it was found that marks of five students were misread as 280, 370, 480, 440 and 320 instead of 420, 400, 310, 200 and 210 respectively. Find the new average after correction:
(a) 318
(b) 325
(c) 340
(d) 330
(e) 335
Q13. Which class has its average marks 160% of the average marks of class 11th of school Q?
(a) Class 8 school S
(b) Class 10 school T
(c) Class 11 school R
(d) Class 8 school Q
(e) None of these
Q14. Find the average of numerical value of average marks of class 9th, 11th, 8th and 12th of schools R, T, S and P respectively.
(a) 317
(b) 327.5
(c) 334.5
(d) 337.5
(e) None of these
Q15. By approximately what percent the average marks of class 12 of school R is more or less than that of class 11 of school Q?
(a) 65%
(b) 60%
(c) 80%
(d) 86%
(e) 55%