QUANTITATIVE APTITUDE

Quantitative Aptitude:

Question.6. 

Four bells ring at intervals of 4, 6, 8 and 14 seconds. They start ringing simultaneously at 12.00 O’clock. At what time will they again ring simultaneously?

1.         12 hrs. 2 min. 48 sec.

2.         12 hrs. 3 min.

3.         12 hrs. 3 min. 20 sec.

4.         12 hrs. 3 min. 44 sec.

5.         None of these

Question.7.

 In a class there are 60 students, out of whom 15 percent are girls. Each girl’s monthly fee is Rs. 250 and each boy’s monthly fee is 34 percent more than a girl. What is the total monthly fees of girls and boys together?

1.         Rs. 19,335

2.         Rs. 18,435

3.         Rs. 19,345

4.         Rs. 19,435

      5.      None of these

Question.8. 

The ratio between the speed of a truck, car and train is 3 : 8 : 9. The car moved uniformly and covered a distance of 1040 km in 13 hours. What is the average speed of the truck and the train together?

1.         75 km/hr

2.         60 km/hr

3.         None of these

4.         48 km/hr

5.         Cannot be determined

Question.9. 

A sum of Rs. 221 is divided among X, Y and Z such that X gets Rs. 52 more than Y. Y gets Rs. 26 more than Z. The ratio of the shares of X, Y and Z respectively is :

1.         9 : 5 : 3

2.         9 : 3 : 5

3.         5 : 9 : 3

4.         10 : 6 : 5

5.         None of these

Question.10. 

There are two containers of equal capacity. The ratio of milk to water in the first container is 3 :1, in the second container 5 : 2. If they are mixed up, the ratio of milk to water in the mixture will be

1.         28 : 41

2.         41 : 28

3.         15 : 41

4.         41 : 15     

5.         None of these