Quantitative Aptitude Quiz For IBPS PO/Clerk Prelims
Q1. There is a certain amount from which A takes 25% then B takes 50% of remaining amount, then C takes 75% of the remaining amount. Now if the amount left is 5,760 then what is the actual amount?
Q2. In a class there are 72 boys whose average age is decreased by 2.5 months, when 1 boy aged 30 years is replaced by a new boy. Find the age of the new boy.
Q3. In an election between 2 candidates, 75% of the voters cast their votes, out of which 2% votes were declared invalid. A candidate got 18522 votes which were 75% of the valid votes. The total number of voters enrolled in the election was:
Q4. Two vessels A and B contains milk and water mixed in the ratio 8:5 and 5:2 respectively. Find the ratio in which mixtures A and B be mixed to get a new mixture containing
milk is
Q5. A man sells an article at profit of 10%, if he had bought it at 5% less and sold it for Rs 160 more he would have made profit of 20%. Find the initial cost price of the article.
Q6. A dealer sold a chair at a loss of 12%. Had he sold it for Rs 150 more, he would have lost 3%. For what value should he sell it in order to gain 8%?
Q7. An article is sold at a profit of 14%. If both the cost price and selling price are decreased by Rs 132, the profit percentage would be 12% more than pervious percentage. Find the cost initial price.
Q8. Radha purchased 13 dozen pens at Rs 70 per dozen. She sold 10 dozen at 7%. Profit and the remaining 3 dozen at 7% profit. What is her profit percentage in this transaction?
So, overall profit percent = 7%
Directions (9-12): In the following questions two equations numbered I and II are given. You have to solve both the equations and
Q9. I. x²-x-12=0
II. y²+5y+6=0
Q10. I. x²-8x+15=0
II. y²-3y+2=0
Q11. I. x² - 32 = 112
II. y- √169 = 0
Q12. I. x - √121 = 0
II. y² - 121 = 0
Q13. Five workers can complete a work in 8 hrs, assuming that every worker works with same efficiency. They started working at 10.00 a.m. If after 4.00 p.m., one worker is removed from the group every hour, what is the time when they will finish the work?
Let total work = 8 × 5 × x = 40x units
ATQ 40x = (5x × 6) + (4x × 1) + (3x × 1) + (2x × 1) + (1x × 1)
After 10 hours i.e. at 8:00 pm work will be completed
Q14. A and B working together can do a piece of work in 10 days, B alone could to it in 20 days, Supposing B works it for 4 days, in how many days A alone could finish the remaining work ?
Q15. A merchant commences with a certain capital and gains annually at the rate of 25 per cent. At the end of 3 years he is worth Rs 10,000. What was the original capital?