Respuesta :

Answer:

0.90$

Step-by-step explanation:

4hour=0.60

6hour=x

x=(0.60×6)/4

x=0.90$

The cost to run the fan for 6 hours is $0.90.

What is the cost?

The value of money that has been used up to produce something or deliver a service, and hence is not available for use anymore.

How to solve?

4hour=0.60

6hour=x

x=(0.60×6)/4

x=0.90$

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