Question

two metallic boxes measure 60 cm × 40 cm ×30 cm and 75 cm × 45 cm × 40 cm respectively. these two boxes and melted to form a single box of length 115 cm and width 100 cm find the height of the new box​

Answer 1

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