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36. A fan consumes 1 unit of electricity in 3 hours. Rahul has 2 fans which consumed 21For how many hours did he use the fans this month? Linear equations​

Answer»

Answer:

Time taken by ONE fan=31.5

Step-by-step explanation:

He USED both FANS for 63 hours.

It mean he used one fan for 31.5 hours.

Step-by-step explanation:

Time taken by TWO fans in one month= 21 multiplied 3

=63 hours

Time taken by one fan=31.5



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