There are 17 rooms in a school, every room has two fans and four LED bulbs.

Ask n AnswerCategory: ArithmeticThere are 17 rooms in a school, every room has two fans and four LED bulbs.
vasista Staff asked 12 months ago

There are 17 rooms in a school, every room has two fans and four LED bulbs. How many switches are required for the school if every fan requires a switch and one switch is required for every two bulbs?

(a) 34

(b) 68

(c) 102

(d) 17

 

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