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Quantitative Aptitude Quiz  for IBPS PO/RRB

1. In a two-digit number, the difference between the number and the number obtained by interchanging its digits is 42 6/7  of the original number, and the digit in the unit’s place is 50% of the digit in the ten’s place of the original number. What is 35% of the original number?
1) 63                      
2) 48                    
3) 42                          
4) 24                              
5) Cannot be determined

2. A shopkeeper bought a certain quantity of rice at the rate of Rs. 16 per kg. He bought the same quantity of another rice at the rate of Rs. 28 per kg. He mixed both the types and sold it at a rate of Rs. 27.5 per kg. In this process, he gained Rs. 825. What is the total quantity of rice that he sold?
1) 120 kg              
2) 140 kg             
3) 150 kg                 
4) 160 kg                           
5) None of these

3. What is the difference between the compound interest compounded on yearly basis and that compounded on half-yearly basis on a sum of Rs. 5,00,000 for years 11/2 at the rate of 16% per annum?
1) Rs. 3216          
2) Rs. 3378               
3) Rs. 3456                
4) Rs. 3548                 
5) Rs. 3608

4. A and B can do a work in 24 days, B and C can do the same piece of work in 30 days. A, B and C together can do the same piece of work in 16 days. In how many days can A and C finish the work together?
1) 20 days            
2) 25 days                  
3) 30 days                 
4) 36 days                    
5) None of these

5. A person travelled 136 km by auto, 1785 km by train and 340 km by bike. It took 26 hours in all. If the speed of train is 7.5 times the speed of auto and 1.5 times speed of bike, what is the speed of train?
1) 122.5 kmph                              
2) 127.5 kmph                                       
3) 132.5 kmph
4) 136 kmph                                  
5) 142.5 kmph

6. A garden is 75 metres long and 47 metres broad. It has 2- metre-wide pavements all around it, on both its inside and outside. What is the cost of construction of the pavement at the rate of Rs. 5 per square metre?
1) Rs. 217.5                
2) Rs. 208                            
3) Rs. 202.4                      
4) Rs. 197.8                          
5) Rs. 195.2

7. A person invested 2/3 of his capital at 8%,  1/6at 10% and the remaining at 12% rate of interest. If the annual interest he got on all three parts together is Rs. 2160, what is the total capital invested?
1) Rs. 36000             
2) Rs. 30000                       
3) Rs. 24000                    
4) Rs. 21000                        
5) Rs. 18000

8. A bag contains 10 white, 8 black and 6 blue balls. If two balls are drawn at random, find the probability of both the balls being black?
1) 1/3                           
2) 1/12                                           
3)7/69                                 
4) 9/69                                       
5) None of these

9. Two trains start at the same time from two stations A and B and proceed towards each other at the speed of 90 kmph and 65 kmph respectively. When they meet, it is found that one train has travelled 225 km more than the other. What is the distance between station A and B?
1) 1125 km                 
2) 1215 km                           
3) 1305 km                         
4) 1395 km                          
5) 1435 km

10. The salary of B is 687.5% of the salary of A, and the salary of C is 243.75% of the salary of A. The sum of the salaries of A and C is 50% of the salary of B. If the total salary of B and C is Rs. 29800 what is the salary of B?
1) 3200                      
2) 7800                               
3) 22000                             
4) Data inadequate           
5) None of these

11. A person invested an amount of Rs. 40000 at the simple rate of 5% interest pa and another amount at the simple rate of 10% interest pa. The total interest earned at the end of one year is equal to 6% pa. What is the total amount invested?
1) Rs. 45000             
2) Rs. 50000                    
3) Rs. 60000                      
4) Rs. 65000                        
5) None of these

Answers:
1.     5
2.     3
3.     3
4.     1
5.     2
6.     5
7.     3
8.     3
9.     4
10. 3
11. 2

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