Quantitative Aptitude Percentage 1

Quantitative Aptitude – Percentage – Questions – 03

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1. There are 600 boys in a hostel. Each plays either hockey or football or both. If 75% play hockey and 45% play football, how many play both ?

 
 
 
 

2. In a certain office, 72% of the workers prefer tea and 44% prefer coffee. If each of them prefers tea or coffee and 40 like both, the total number of workres in the office is :

 
 
 
 

3. Raman’s salary was decreased by 50% and susequently increased by 50%. He has a loss of :

 
 
 
 

4. 5% of income of A is equal to 15% of income of B and 10% of income of B is eqaul to 20% of income of C. If income of C is Rs. 2000, then total income of A, B and C is :

 
 
 
 

5. If the numerator of a fracton be increased by 15% and its denomiantor be diminished by 8%, the value of the fraction is 15 / 16. The original fraction is :

 
 
 
 

6. In an examination, 35% of total students failed in Hindi, 45% failed in English and 20% in both. The percentage of these who passed in both the subjects is :

 
 
 
 

7. In an examination, 80% of the students passed in English, 85% in Methematics and 75% in both English and Mathematics. If 40 students failed in both the subjects, the total number of students is :

 
 
 
 

8. Arvind spends 75% of his income. His income is increased by 20% and he increased his expenditure by 10%. His savings are increased by :

 
 
 
 

9. In an examination, 35% candidates failed in one subject and 42% failed in another subject while 15% failed in both subjects. If 2500 candidates appeared at the examination, how many passed in either subject but not in both ?

 
 
 
 

10. In an examination, A got 10% marks less than B, B got 25% marks more than C and C got 20% less than D. If A got 360 marks out of 500. The percentage of marks obtained by D was :

 
 
 
 

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