1. For admission in a graduation program of Delhi University, 90% of the candidates who appeared for the written test were males and the rest were females, 60% of the males and 80% of the females passed in the written test. What is the total number of students who appeared for the written test, if the total number of passed candidates were 1240 ? (2)
- (1) 2,500
- (2) 2,000
- (3) 2,750
- (4) 3,500
- (5) None of these
2. In a certain year, the population of a certain town was 9000. If the next year the population of males increases by 5% and that of the females by 8% and total population increases to 9600, then what was the ratio of population of males and females in that given year ? (1)
- (1) 4 : 5
- (2) 5 : 4
- (3) 2 : 3
- (4) Data inadequate
- (5) None of these
3. A man spends 70% of his income. His income increases by 24% and his expenditure also increases by 15%. Find the percentage increase in his savings. (3)
- (1) 35%
- (2) 24%
- (3) 45%
- (4) 55%
- (5) None of these
4. The ratio of the number of students appearing for examination in the years 1998 in the states A, B and C was 3 : 5 : 6. Next year if the number of students in these states increases by 20%, 10% and 20% respectively, the ratio in states A and C would be 1 : 2. What was the number of students who appeared for the examination in the state A in 1998 ? (4)
- (1) 7200
- (2) 6000
- (3) 7500
- (4) Data inadequate
- (5) None of these
5. A container contains 60 kg of milk. From this container 6 kg of milk is taken out and replaced by water. This process was repeated further 2 times, the amount of milk left in the container is: (3)
- (1) 34.24kg
- (2) 39.64kg
- (3) 43.74kg
- (4) 47.9kg
- (5) None of these