Provide two or three pots of flowers for every 100 sq ft of floor space under a ceiling of 8 ft. If your classroom has an 8-ft ceiling and measures 35 ft by 40 ft, how many pots should it have?

Respuesta :

you need to calculate the square feet of the ceiling, so you multiply the dimensions of the ceiling. 

35(40)=1400ft^2 

now, you know that for every 100 square feet you need a specific # of pots, so you divide 1400 by 100. 
1400/100=14 
now we know that there are 14 areas of 100 where you can place 2-3 pots. 
so, you multiply 14 by 2 & by 3 

14(2)=28 
14(3)=42 

so you know that you can have between 28-42 pots.

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