Question

A phone company is offering several different prepaid data plans.

Answer 1

The data plan that has the cheapest deal is given by the ratio of the data

plan price to the GB allocated.

• The deal that has the cheapest price per GB is B. Prepaid Single Phone Plan $45 for 16 GB.

The given phone data plans are;

$\begin{tabular}{|l|cl|}&Prepaid Single Phone Plan&Prepaid Family Plan\\ a&\ 30 for 1 GB &\ 30 for 1 GB\\b& \ 35 for 6 GB & \ 40 for 6 GB\\ c&\ 45 for 16 GB&\ 50 for 16 GB\\d & \ 65 for Unlimited Data & \ 70 for Unlimited Data\end{array}\right]$

The price per GB are;

Plan a = $30 ÷ 1 = $30 per GB

Plan b = $35 ÷ 6 = $5.8$\overline 3$ per GB and $40÷ 6 = $6.$\overline 6$ per GB for Family Plan

Plan c = 45 ÷ 16 = $2.8125 per GB and $3.125 per GB

Plan d = $65 for Unlimited Data = 65 ÷ ∞ ≈ 0;  $70 for Unlimited Data = 0

Therefore, the plan with the cheapest price per GB from the given option is option B. Prepaid Single Phone Plan $45 for 16 GB.

Learn more about ratios here:

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