Question

Question 1

Comparing Data Plans

In this part of the activity, you will use tables of ratios to learn how Roger’s father compared the data plans that Dial It Up and Ring Ring offer.

Part A
Roger’s father knows that Dial It Up sells data plans at $16 for 2 gigabytes and Ring Ring sells data plans at $9 for 1 gigabyte. Use this information to calculate the ratio of the number of gigabytes to the price in dollars for Dial It Up and Ring Ring.

Answer 1

Dial It Up provides data at a ratio of 1 gigabyte for $8, and Ring Ring offers it at a ratio of 1 gigabyte for $9. Upon comparison, Dial It Up offers a better value with a lower cost per gigabyte.

Step-by-step explanation:

To calculate the ratio of the number of gigabytes to the price in dollars for Dial It Up and Ring Ring, we simply use the information provided about the costs and amounts of data.

For Dial It Up, the ratio is 2 gigabytes to $16. This simplifies to 1 gigabyte to $8.

For Ring Ring, the ratio is 1 gigabyte to $9.

Comparing these two ratios can help determine which company offers better value for the money spent on data. In this case, Dial It Up's price per gigabyte is $8, while Ring Ring's price per gigabyte is $9. Therefore, Dial It Up offers the cheaper cost per gigabyte.

Answer 2

The ratio of the number of gigabytes to the price in dollars for Dial It Up is 1:8

The ratio of the number of gigabytes to the price in dollars for Ring Ring is 1:9

Step-by-step explanation:

The word problem relates to the comparison between the cost of a gigabyte on Dial It Up network and the cost per gigabyte on Ring Ring network

On Dial It Up, 2 gigabytes costs $16

Therefore, 1 gigabytes costs $16/2 = $8

Which gives Dial It Up cost per gigabyte as $8 per gigabyte

On Ring Ring, 1 gigabytes costs $9

Which gives Ring Ring cost per gigabyte as $9 per gigabyte

The ratio of the number of gigabytes to the price in dollars for Dial It Up is 1:8

The ratio of the number of gigabytes to the price in dollars for Ring Ring is 1:9.