1. The percent increase in population from 1991 to 2001 is: A. 24.8 crores B. 20 crores C. 13.6 crores D. 22.9 crores Answer & Solution Discuss in Board Answer & Solution Answer: Option C Solution: Increase in Population = 68.40 - 54.80 = 13.6 crores
2. In which census year, the per cent increase in population is highest as compared to that in the previous census year? A. 1971 B. 1981 C. 1991 D. 2001 Answer & Solution Discuss in Board Answer & Solution Answer: Option D Solution: Percentage increase in 2001 = 24.8
3. In which census year, the per cent increase in population is least as compared to that in the previous census year? A. 1971 B. 1981 C. 1991 D. 1961 Answer & Solution Discuss in Board Answer & Solution Answer: Option A Solution: % increase in 1971 = [(36.14 × 31.85) × 100] = 13.47% least in all
4. Per year increase in population from the year 1951 to 2001 is A. 8100000 B. 7600000 C. 8900000 D. 6700000 Answer & Solution Discuss in Board Answer & Solution Answer: Option A Solution: Total increase = 68.40 - 27.90 = 40.5 crores Hence, annual increase $$\eqalign{ & = \frac{40.5}{50} \text{ crores} \cr & = \frac{40.5\times10000000}{50} \cr & = 8100000 \cr} $$
