If Population of a village in year 2007 was 180000 it became 210000 in

1.	If Population of a village in year 2007 was 180000 it became 210000 in 2008, What was the per cent rise in population from 2007 to 2008?
Answer» SOLUTION GIVEN Population of a village in year 2007 was 180000 it became 210000 in 2008 TO DETERMINE The per cent rise in population from 2007 to 2008 CONCEPT TO BE IMPLEMENTED Percentage In study mathematics the term percentage is used. It is DENOTED by the symbol % The percentage is a number or ratio which is expressed as a fraction of 100. PROCESS In order to calculate percentage we divide the number by whole and multiply by 100 EVALUATION Here it is given that Population of a village in year 2007 was 180000 it became 210000 in 2008 So increase in population from 2007 to 2008 = 210000 - 180000 = 30000 So the required per cent rise in population from 2007 to 2008 $\displaystyle \sf{ = \frac{30000}{180000} \times 100 \: \%}$ $\displaystyle \sf{ = \frac{1}{6} \times 100 \: \%}$ $\displaystyle \sf{ = \frac{100}{6} \: \%}$ $\displaystyle \sf{ = \frac{50}{3} \: \%}$ $\displaystyle \sf{ = 16 \frac{2}{3} \: \%}$ ━━━━━━━━━━━━━━━━ Learn more from Brainly :- 1. VIRAT obtained 18% marks in an examination and he failed by 60 marks. If passing marks are 33%, then total marks are brainly.in/question/35219245 2. FIND a number WHOSE 6 1/4% is 12 brainly.in/question/24604085