Question

He price index was 92 in 2014, and the inflation rate was 8.7 percent between 2013 and 2014. the price index in 2013 was

Answer 1

So we need to "back into" the answer here.

We know that 92 is some number plus 8.7%

so the equation would be 92=1.087(x)

x (the original index) = 84.64