SBI Clerk Quantitative Aptitude Quiz: 16th June

Quantitative Aptitude Quiz For SBI Clerk

Q1. A and B start a business with Rs. 2500 and Rs. 3500 respectively. After 4 months C joins the business with Rs. 4500. At the end of the year, C gets Rs. 900 as his share of profit then find the difference between profit got by B and A?

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Q2. A, B, C start a business jointly. Twice the investment of A is equal to thrice the investment of B and the investment of B is four times the investment of C. Find the share of B in annual profit of Rs. 297000.

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Q3. A and B are two alloys of gallium and copper prepared by mixing metals in the ratio 7 : 2 and 7 : 11 respectively. If equal quantities of alloys are melted to form a third alloy C, find the ratio of gallium and copper in C.

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Q4. There is a mixture of water and alcohol of 84 L. When 12 L of water is added to the mixture the ratio of water to alcohol becomes 11 : 5. Find the original ratio of alcohol to water in the mixture.

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Q5. Quantity 1: The probability that only girls or only boys get selected. In a class, there are 15 girls and 10 boys. Three students are selected at random. 
Quantity 2: probability of both the letters being vowels. Two letters are chosen out of the alphabets of the English language.

Solution:

Directions (6–10): The following table shows the total no. of candidates who has cleared the SBI Clark prelims exam 2018 and ratio of male to female in them from five different states of India. Study the table carefully to answer the following questions. 

Q6. Find the total no. of male candidates who qualified the SBI clerk prelims exam from UP and Maharashtra together.

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Q7. Find the difference between total male candidates from Delhi and Bihar together to the total female candidates from same states together?

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Q8. Total male candidate of Gujrat are what percent of total male candidates of Maharashtra?

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Q9. What is the average no. of candidates who cleared SBI Clark Pre- exam from all states together?

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Q10. Female candidates of UP are what percent more or less than that from Bihar?

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Directions (11-15): In each of these questions, two equations (I) and (II) are given. You have to solve both the equations and give answer 


Q11. (i) 2x² – 7x + 6 = 0 
 (ii) 3y² – 19y + 28 = 0

Solution:

Q12. (i) x² – 13x + 36 =0 
 (ii) 3y² – 19y + 30 = 0

Solution:

Q13. 

Q14. (i) x² – 2x – 48 = 0 
 (ii) y² – 15y + 54 = 0

Q15. (i) 2x² + 25x + 72 = 0 
 (ii) 3y² + 22y + 40 = 0

Solution: