Lashonda made 2 identical necklaces, each having beads and a pendant. the total cost of the beads and pendants for both necklaces was $12.40 . if the beads cost a total of $7.20 , how much did each pendant cost?

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon