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 $0.90.
The value of money that has been used up to produce something or deliver a service, and hence is not available for use anymore.
How to solve?
4hour=0.60
6hour=x
x=(0.60×6)/4
x=0.90$
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