Question
Which of the following theories states that population
growth will slow down as countries become more industrialized and urbanized?Solution
Demographic transition theory is a theory of population growth that states that population growth will slow down as countries become more industrialized and urbanized. This theory was proposed by Frank W. Notestein in the early 20th century.
Two numbers are in the ratio 6:5. After adding 3 and 5 to them respectively the ratio becomes 2:3. Find the bigger number.
Ratio of males to females in village ‘A’ and village ‘B’ is 9:10 and 17:18, respectively and number of females in village ‘B’ is 25% more th...
Divide ₹2,800 into three parts in the ratio of 2 : 3 : 5 such that the difference between the largest and smallest part is added to the middle part. W...
The monthly salary of Anuj to Bisht is in the ratio 4:3, and the monthly income of Bisht to Chetan is in the ratio 2:1. If the difference between Chetan...
What must be added to each term of the ratio 5:13 so that it may equal to 2:3?
Two numbers are respectively 20% and 10% more than a third number. Find the ratio of two numbers.
'A', 'B' and 'C' distributed Rs. 720 among themselves in the ratio 4:3:2, respectively. 'A' gave some amount to 'B' such that new amount with 'B' is thr...
Two years ago the ratio of annual salary of three friends P, Q and R is 4 : 3 : 5. Every year since then the salary of P, Q and R increases by 10%, 12% ...
In a store, there is an inventory of 4,800 caps. Black caps constitute 41(2/3) % of this total, with the rest being blue caps. The caps that have been s...
- The mean proportional of 10 and 40 is _____.
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