Please answer and explain.

Use the following table to answer Questions 5 to 7. Assume that 2018 is the base year. Good 2018 2019 Quantity Price Price Bagels 100 $1.00 $1.50 Shoes 10 $46.00 $55.00 DVDS 20 $8.00 $12.00 Question 5 1 pts Based on the above table, calculate CPI in 2018. Question 6 1.5 pts Calculate the CPI in 2019. (round to 1 decimal place)D Question I" 1 pts From 2019' to 2020, prices of all goods remain constant but you buy more bagels in 2020. Will CF'I change between 2019 and 2020? Explain