(Sample Material) India Post Payments Bank (IPPB) Study Kit "Numerical Ability - Percentage"
Sample Materials of India Post Payments Bank (IPPB) Study Kit
Subject: Numerical Ability
Topic: Percentage
1. The population of a town was 150000 three years ago. If it is increased by 2%, 2.5% and 4% respectively in last 3 yr then the present population is
(1) 163098
(2) 164049
(3) 163154
(4) 164145
(5) None of these
2. The population of a city increases at the rate of 5% per annum. There is additional annual increase of 5% due to influx of job seekers. The per cent increase in population after 3 yr is
(1) 33.1%
(2) 33%
(3) 34%
(4) 33.24%
(5) None of these
3. If P is a % more than Q and Q is b% less than P, then
(1) 1/a – 1/b = 100
(2) 1/a – 1/b = 1/100
(3) 1/a + 1/b = 100
(4) 1/b – 1/a = 1/100
(5) None of these
4. The boys and girls in a college are in the ratio of 3 : 2. If 25% of the boys and 20% girls are adults, percentage of students who are minor is
(1) 75%
(2) 77%
(3) 80%
(4) None
(5) None of these
5. The radius of a circle is increased by 2%. The percentage increase in the area is
(1) 2.02%
(2) 4.04%
(3) 3%
(4) 4%
(5) None of these
