Ted is installing lighting in a new block of 12 apartments. He will need 60 metres of cable for each apartment. Each new spool h olds 100 metres of cable. What is the smallest number of new spools that Ted will need for this job ??
1 answer:
60 meters per apartment x 12 apartments =720total metes for all 12 apartments 720 meters / 100 meters per spools =7.2 spools so, Ted will need at least 8 spools of cable.
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