Answer:
The percentage by which wage changes from 2000 to 2010 is 2.26 %.
Explanation:
This problem requires us to calculate the wage change from 2000 to 2010 in percent. The wage rate in 2000 and 2010 is given that is 24 dollars (20+4) and 30 (21 + 9). To calculate the rate of change we will use following formula.
Growth Rate = (Present/ past)^ (1/n") -1
" n is period range
(Putting values)
= (30/24)^ (1/10) -1
= 2.26 %