Answer:
increase in wage is $0.30
Explanation:
Given data:
worker pay $7.50/hr
consumer price index CPI - 130
increase in wages can be obtained by following relation
increase in wage [tex]= \frac{CPI\times hourly\ wages}{CPI duration} - previous\ hourly\ wages[/tex]
Putting all value to get desired value
increase in wage [tex]= \frac{130\times 7.50}{125} - 7.50[/tex]
increase in wage is $0.30