SOLUTION: 4 shovels of sand are used for every 5 shovels of gravel in making cement. How many shovels of gravel are needed for 64 shovels of sand?
_______shovels of gravel are needed.
Than
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Question 40222: 4 shovels of sand are used for every 5 shovels of gravel in making cement. How many shovels of gravel are needed for 64 shovels of sand?
_______shovels of gravel are needed.
Thanx
Answer by vidhyak(98) (Show Source): You can put this solution on YOUR website!
4 shovels of sand are used for every 5 shovels of gravel
4s : 5g
How many shovels of gravel are needed for 64 shovels of sand?
64s : Xg
We need to calculate the value of X
4s : 5g
64s : Xg
4s.Xg = 5g.64s
X = (5g*64s)/4sg
= 5*64/4
= 5*16
= 80
___80____shovels of gravel are needed.
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