1.

A tin of oil was 4/5 full when 6 bottles of oil were taken out and four bottles of oil were poured into it, it was 3/4 full. how many bottles of oil can the tin contain?

Answer»

Suppose x bottles can fill the tin completely 

Then 4/5x-3/4x=6-4 

X/20=2 

X=40 

Therefore required no of bottles =40



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