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nadya68 [22]
3 years ago
9

Four shovels of sand are used for every 5 shovels of gravel in making cement. how many shovels of gravel are needed for 64 shove

ls of sand?
Mathematics
1 answer:
Ivanshal [37]3 years ago
7 0
<span>For the answer to the question above,
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

</span><span>64s : Xg 

4s.Xg = 5g.64s
X = (5g*64s)/4sg 

= 5*64/4
= 5*16
= 80 
80 shovels of gravel are needed.</span>
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