How many ways can 5 paintings be lined up on a wall? question above shows what we're working on.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Factor the polynomial. b^2 + 4b + 4

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