Respuesta :

ItzTds

Answer:

$0.3

Step-by-step explanation:

Cost of one box in a set,

→ 67/15

→ 4.47 = $4.5

Cost of one box in another set,

→ 143/34

→ 4.205 = $4.2

The cost increase for each extra box,

→ 4.5 - 4.2

→ $0.3

Hence, the answer is $0.3.

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