Question

There are 2 mettalic boxes of measures 60×40×30cm and 75×45×40cm .2 boxes are melted to make a single box whose length is 115 cm and width is 60 cm. Find the height of new box

Answer 1

let height of new box be x cm
( 60x40x30 + 75x45x40 ) = 60x115xh
40x15x15(4x2+ 3x 5) = 60x 115x h
h= 40x15x15x22
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60x115

Answer 2

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