1.

A barrel contains 39.6 litres of lemonjuice. How many cylindrical glasses 16 cmtall and diameter 6 cm can be filled withthe juice to a height of 14 cm?

Answer»

Amout of lemon juice = 39.6l=39600ml1ml=1 cubic centimetre.∴39600ml=39600cm³

height of juice in glass=14cmdiameter of glass = 6 cmvolume of cylinder =πxr²xhvolume of juice in glass= (22/7)×6²×14cm.=(22/7)×36×14=22×36×2=1584∴number of glasses filled = 39600/1584=25

∴number of glasses filled = 25.

but in our answer of book no. of glass is 100 but many2 thnk u 4 answering the question



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