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An electrician needs 2 1/2 rolls of electrical wire to wire each room in a house. How many rooms can he wire with 7 1/2 rolls of wire? Write your answer as a fraction or as a whole or mixed number.
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An electrician needs 2 1/2 rolls of electrical wire to wire each room in a house. How many rooms can he wire with 7 1/2 rolls of wire?

Write your answer as a fraction or as a whole or mixed number.

User Geauser
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1 Answer

7 votes
The electrician can wire 3 rooms.


Explanation:
Basically you just subtract 2 1/2 and 7 1/2 until you cannot subtract anymore. I subtracted 3 times so therefore my answer was three.
User SuryaKantSharma
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