Question

The population of village increases at therate of 6% per annum. There is an additionalincrease of 2% in the population due to ruraldevelopment .Therefore the percentageincrease in the population after 2 years willbe

Answer 1

Let population be x
Population after 2 years =x(1+6/100)²
=2809x/2500
Additional population after 2 years= x(1+2/100)
=2601x/2500
Total population =2809x/2500+2601x/2500 =541x/250
Total Change= 541x/250-x=191x/250
change %=191x/250/x x 100
382/5=76.4%

Answer 2

CRM

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