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2-69.

Janelle and three of her friends bought four smoothies of equal cost for a total of . If she purchases the same smoothies on another day for herself and nine of her friends, how much money will she spend? Homework Help ✎

First, calculate the cost of one smoothie.

Now that you know how much Janelle will need for smoothie, the next step is to calculate how much money Janelle will need for smoothies.

per smoothie