Author Question: The table below shows hypothetical monthly cell phone plan fees for the identical service over ... (Read 162 times)

elarge · **on:** Oct 12, 2022

The table below shows hypothetical monthly cell phone plan fees for the identical service over several years.

2018	$55
2019	$50
2020	$40
2021	$35
2022	$25

TABLE 2-2

Refer to Table 2-2. Assume that 2018 is used as the base year, with the index number = 100. Which of the following series is the correct set of index numbers for the monthly cell phone charges from 2021 to 2022?
◦ 100; 91; 73; 64; 45
◦ 1.0; 0.91; 0.73; 0.64; 0.45
◦ 100%; 91%; 73%; 64%; 45%
◦ 0.55; 0.50; 0.40; 0.35; 0.25
◦ 55; 50; 40; 35; 25

Preeti · **Reply #1 on:** Oct 12, 2022

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