While the population in Kolkata and Bangalore has been growing steadily towards that of the Delhi and Mumbai, the growth rate in Kolkata and Bangalore seems to be declining. Which of the following is the closest to the percent change in growth rate of 2006 (over 2005) relative to the growth rate of 2008 (over 2007) for Kolkata and Bangalore together?
Growth rate of 2006 =10900−1050010500 × 100 = 3.8%
Growth rate of 2008 =11800−1140011400 × 100 = 33%
Therefore % change in growth rate of 2006 relative to growth rate of 2008 is = 3.8−3.53.5 × 100 = 8.57%.
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