At the start of 2009, a worker earned $100 a week. In 2009, the Retail Price Index (RPI) rose 4 % and his average wage rose 7%. In 2010, the RPI fell 3% and his wage fell 2%.
What happened to his real wage between the start of 2009 and the end of 2010?
1 )
It fell by less than 5%.
2 )
It fell by more than 5%.
It rose by less than 5%.
4 )
It rose by more than 5%.
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