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1. See the table below, which describes the development of the price per kilo of oranges in 2015-2019. The base year for the index task is 2015.
a) What is the 2015 index point?
b) Calculate the 2017 index point.
c) Calculate the 2019 index point.
d) What percentage the price has dropped from 2015 to 2016?
e) What percentage the price has risen from 2017 to 2018?
a) 100
b) 81,7
c) 86,2
d) 10,9 %
e) 96,8/81,7 = 1,18 Price has go up 18 %.
2. The table lists the half-kilo package of butter prices for the years 2014-2019. The base year for index is 2014.
a) Create an index table.
b) Calculate the 2017 index point.
c) What percentage the price of a butter package has changed in 2015 compared to 2014?
d) Draw a graph of the index series.
b) 89,9
c) Price decreased 13,6%
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