Quantitative Aptitude Quiz for IBPS Clerk Prelims: 20th October 2018

Q1. A dealer allowed a discount of 25% on the marked price of Rs 12000 on an article and incurred a loss of 10%. What discount should he allow on the marked price so that he gains Rs 440 on the article?

Solution:

Q2. Rana is twice as good a workman as Sunder and Finishes a piece of work in 3 hours. In how many hours they together could finish that piece of work?

 

 

 

 

 

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Q3. A sum of Rs 2200 is invested at two different rates of interest. The difference between the simple interests got after 4 years is Rs 202.40 at these two rates, what is the difference between the rates of interest?

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Q4. While selling a watch, a shopkeeper gives a discount of 15%. If he gives a discount of 20%, he earns Rs 51 less as profit. What is the original marked price of the watch?

Solution:

Q5. In how many different ways can the letters of the word ‘THERAPY’ be arranged so that the vowels never come together?

Directions (6-10): Study the following table carefully to answer the questions that follows. Table shows number of students studying in different colleges over the years. 

Q6. Number of students in college C in year 2007 is approximately what % of the total number of students in that college from all the years together?

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Q7. What is the difference between the average number of students from all the colleges together in year 2006 and 2008?

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Q8. What is the average number of students in all the colleges together in the year 2007?

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Q9. What is the respective ratio of total number of students in college D in the years 2008, and 2010 together to the total number of students in college A from the same years?

Q10. If average age of students in college B in 2006 is 18 years and average age of students in college C is 16 years in the same year, then find the difference between sum of ages of all students in these two colleges in year 2006 (in numerical value).

Directions (11-15): In each of the following questions two equations are given. You have to solve the equations and Give answer — 

Q11. I. 7x² + 13x + 6 = 0 
         II. 4y² + 7y – 11 = 0

Solution:

Q12. I. x² + 46x + 520 = 0 
         II. 3y² – 17y + 24 = 0

Solution:

Q13. I. 5y² – 13y – 18 = 0 
         II. 11x² + 23x + 12 = 0

Q14. I. x⁴ – 13x² + 36 = 0 
         II. y² + 4y – 45 = 0

Solution:

Q15. I. 6y² – 14y + 8 = 0 
         II. 4x² – 15x + 14 = 0

Solution:

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