A neighborhood has provided trash cans to residents to dispose of their waste. All trash cans have a diameter of 1.5 meters and a height of 1.25 meters. What is the minimum number of trash cans required to dispose of 10 cubic meters of waste?

14

13

5

4

Question

A neighborhood has provided trash cans to residents to dispose of their waste. All trash cans have a diameter of 1.5 meters and a height of 1.25 meters. What is the minimum number of trash cans required to dispose of 10 cubic meters of waste?

 14

 13

 5

 4

ghazi · Answer

volume of each trash = pi*r^2*length = 3.14*(1.5/2)^2*1.25=2.207m cube

ghazi · Answer

volume of one trash can= 2.207 m^3 so 
for  1m^3 you need= 1/2.707 cans
therefore for 10 you need number of cans = 1/2.707*10=3.69  cans which is 4 cans

ghazi · Answer

@devibabyy66  is it clear?

anonymous · Answer

yes its clear now  thank you so much!

ghazi · Answer

:)