The population of a town increases 4 % annually but is decreased by emigration annually to the extent of (1/2) %. What will be the increase percent in three years?

Related Mcqs:

1. The population of a city increases at the rate of 4% p.a. but there is an additional annual increase of 1% in the population due to some job seekers. The percentage increase in the population after 2 years is_________?

   A. 10
   B. 11
   C. 10.25
   D. 10.15

2. The population of a town increased from 1,75,000 to 2,62,500 in a decade. The average percent increase of population per year is:________?

   A. 4.37%
   B. 5%
   C. 6%
   D. 8.75%

3. Of the 1000 inhabitants of a town 60 % are males of whom 20 % are literate. If of all the inhabitants 25 % are literate. Then what percent of the females of the town are literate?

   A. 22. 5 %
   B. 27.5 %
   C. 32. 5 %
   D. 37.5 %

4. If population of certain city increases at the rate of 5%. If population in 1981 was 138915, then population in 1978 was__________?

   A. 1,20,000
   B. 1,10,000
   C. 1,00,000
   D. 90,000

5. In an exam, Amir scored 64 percent, Masood scored 36 percent and asif 44 percent. The maximum score awarded in the exam is 800. Find the average mark scored by all the three boys?

   A. 384
   B. 364
   C. 324
   D. 404

6. If cost of sugar increases by 25%. How much percent consumption of sugar should be decreased in order to keep expenditure fixed?

   A. 10%
   B. 15%
   C. 20%
   D. 25%
   E. None

7. The average age of seven persons sitting in a row facing east is 28 years. If the average age of the first three persons is 21 years and the average age of the last three persons is 34 years, then find the age of the person sitting in the middle of the row?

   A. 30 Years
   B. 31 years
   C. 26 years
   D. 33 years

8. A sum of Rs.4800 is invested at a compound interest for three years, the rate of interest being 10% p.a., 20% p.a. and 25% p.a. for the 1st, 2nd and the 3rd years respectively. Find the interest received at the end of the three years.

   A. Rs.2520
   B. Rs.3120
   C. Rs.3320
   D. Rs.2760
   E. None of these

9. In a town 45% population read magazine A, 55% magazine B, 40% read Magazine C, 30% read magazines A and B, 15% read magazines B and C, 25% read magazines A and C and 10% read all the three magazines. What percentage do not read any magazine?

   A. 10%
   B. 15%
   C. 20%
   D. 25%

10. In one year, the population, of a village increased by 10% and in the next year, it decreased by 10%. If at the end of 2nd year, the population was 7920, what was it in the beginning?

    A. 8500
    B. 8000
    C. 8100
    D. 8400