ADDA KA DANGAL Episode 9 Quantitative Aptitude Questions with Solutions

ADDA KA DANGAL is dedicated to give every aspirant the toughest of fights to prepare them for the cut-throat competition of getting govt. jobs. Yesterday was Quantitative Aptitude ka dangal, and it had many 'new pattern' questions seen and expected in IBPS Exams.

Highest score obtained in yesterday's Dangal was 160 out to 200, and it is clear the competition will get tougher on each step. And to stay up to the mark you require adequate practice. ADDA KA DANGAL will keep on challenging you with more of these 'new pattern' questions of bank exams so that you not only practice them, but you'll become well aware of all the types and the way to solve them. Here we provide you, with the questions with solutions of ADDA KA DANGAL episode 9.

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Q1. The average age of A and B is 20 years. If C were to replace A, the average would be 19 and if C were to replace B, the average would be 21. What are the ages of A, B and C?

(a) 22, 18, 20

(b) 18, 19, 20

(d) Cannot be determined

Q2. A watch dealer usually sells watches for Rs.2350 per watch. Once he gave two successive discounts of 15% and 25% while selling a watch to a customer. But he charged an additional 8% on the net sale price from the customer. By what percent is the new selling price less than the original selling price?

(a) 28.45%

(b) 29.25%

(d) 31.15%

Q3. The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A, then average weight of B, C, D and E becomes 79 kg. the weight of A is:

(d) 75 kg

Q4. A vessel contains a mixture of milk and water in the ratio of 14 : 3. Now, 25.5 liters of the mixture is taken out from the vessel and 2.5 litres of pure water and 5 litres of pure milk is added to the mixture. If the resultant mixture contains 20% water, what was the initial quantity of mixture in the vessel before the replacement? (in litres)

Q5. From each of two given numbers, half the smaller number is subtracted. Of the resulting numbers, the larger one is three times as large as the smaller. What is the ratio of larger to smaller numbers?

(a) 2 : 1

(b) 3 : 1

(d) None of these

Q6. Two oranges, three bananas and four apples cost Rs 15. Three oranges, two bananas and one apple cost Rs 10. I bought 3 oranges, 3 bananas and 3 apples. How much did I pay?

(d) Cannot be determined

Q7. A and B enter into a partnership with Rs 50,000 and Rs 60,000 respectively. C joins them after x months contributing Rs 70,000 and B leaves x months before the end of the year. If they share the profit in the ratio of 20 : 18 : 21, then find the value of x.

Q8. If a person makes a profit of 10% on one-fourth of the quantity sold and a loss of 20% on the rest, then what is his average per cent profit or loss?

(a) 12.5% profit

(b) 11.25% loss

(d) 12.5% loss

Q9. A tradesman by means of false balance defrauds to the extent of 8% in buying goods and also defrauds to the extent of 8% in selling. His gain per cent is :

(b) 15.48%

Q10. A shopkeeper marks up his goods by 20% and then gives a discount of 20%. Besides he cheats both his supplier and customer by 100 g, i.e., he takes 1100 g from his supplier and sells only 900 g to his customer. What is his net proﬁt percentage?

(a) 24.5%

(b) 17.33%

Q11. Ram starts working on a job and continues for 12 days completing 40% of the work. To complete the work, he employs Ravi. Together they work for another 12 days and completed it. How much more efficient is Ram than Ravi?

Q12. A, B and C can independently do a work in 15 days, 20 days and 30 days, respectively. They work together for some time after which C leaves. A total of Rs 18000 is paid for the work and B gets Rs 6000 more than C. For how many days did A work?

Q13. The amount of work in a steel plant increased by 50%.By what percent is it necessary to increase the number of workers to complete the new amount of work in previously planned time, if the productivity of the new labour is 25% more.

(b) 66.66%

(d) 33.33%

Q14. Two pipes can fill a cistern in 14hrs and 16 hrs respectively, the pipes are opened simultaneously and it is found that due to leakage in the bottom, 32 minutes extra are taken for the cistern to be filled up. If the cistern is full, in what time would the leak empty it?

(a) 96 hrs

(b) 102 hrs

(d) 112 hrs

Q15. An inlet pipe can fill a tank in 5 hrs and an outlet pipe can empty the same tank in 36 hrs, working individually. How many additional number of outlet pipes of the same capacity are required to be opened, so that the tank never over flows?

Q16. Ram travels from P to Q at 10 km/h and returns at 15 Km/h. Sham travels from P to Q at 12.5 km/hr and returns at 12.5 Km/h. If he takes 12 minutes less than Ram, then what is the distance between P and Q?

Q17. Six technicians working at the same rate completely work of one server in 10 hrs. If they start at 11 : 00 a.m. and one additional technician per hour being added beginning at 5 : 00 p.m., at what time the server will be complete?

(a) 6 : 40 p.m.

(b) 7 : 00 p.m.

(d) 8 : 00 p.m.

Q18. Two liquids A and B are in the ratio 5:1 in container 1 and 1:3 in container 2. In what ratio should the contents of the two containers be mixed so as to obtain a mixture of A and B in the ratio 1:1?

Q19. A man buys spirit at Rs. 60 per litre, adds water to it and then sells it at Rs. 75 per litre. What is the ratio of spirit to water if his profit in the deal is 37.5%?

(d) none of these

Q20. Mungeri Lai has two investment plans: A and B, to choose from plan A offers interest of 10% compounded annually while plan B offers simple interest of 12% per annum. Till how many years is plan B a better investment?

Q21. The average age of mother, father and son was 42 yrs. at the time of marriage of the son. After one year an infant was born in the family and after 6 yrs of the marriage the average age of the family is 36 years. What was the age of the bride at the time of marriage.

(a)25 yrs.

(b) 23 yrs.

(d)24 yrs.