Question

4. There are two metallic boxes of measures 60 cm x 40 cm x 30 cm and 75 cm x 45 cm x 40 cm.
These two
boxes are melted and made into a single box whose length is 115 cm and width is 60 cm. Find the height
of the new box.​

Answer 1

Answer:

60×40×30+75×45×40=115×60×height

solve it by your own

their volume will be equal

Answer 2

Answer:

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