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Bianca is going roller skating with a group of friends. Roller Rink A charges $3.00 per person and a $60 group fee. Roller Rink B charges $7.00 per person and an $8.00 group fee. When comparing costs, which statement is true?Roller Rink A always costs less.Roller Rink B always costs less.Roller Rink A costs less if Bianca's group has fewer than 13 people.Roller Rink B costs less if Bianca's group has fewer than 13 people.

Bianca is going roller skating with a group of friends Roller Rink A charges 300 per person and a 60 group fee Roller Rink B charges 700 per person and an 800 g class=

Respuesta :

We can see in the graph that teh cost for B is less than A up until there are 13 people in the group. For more than 13 people, Roller Rink B cost more than A.

Then, the statement that is true is:

Roller Rink B costs less if Bianca's group has fewer than 13 people.​

We can divide the areas in the graph:

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