que no 25 plz it's urgent please give me answer
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External Dimensions of the box= 10 cm X 8 cm X 7 cm
External volume = 560 cm³
Thickness = 1 cm
Internal dimensions of the box (space inside) =
= (10 - 2 * 1cm) X (8 - 2 * 1cm) X (7 - 2 * 1cm) = 8 cm X 6 cm X 5 cm
= 240 cm³ = Internal capacity of the box
The volume of wood used in the box: 560 cm³ - 240 cm³ = 320 cm²
Cost of the box: 320 cm³ * 2 Rs /cm³ = 640 Rs.
External volume = 560 cm³
Thickness = 1 cm
Internal dimensions of the box (space inside) =
= (10 - 2 * 1cm) X (8 - 2 * 1cm) X (7 - 2 * 1cm) = 8 cm X 6 cm X 5 cm
= 240 cm³ = Internal capacity of the box
The volume of wood used in the box: 560 cm³ - 240 cm³ = 320 cm²
Cost of the box: 320 cm³ * 2 Rs /cm³ = 640 Rs.
kvnmurty:
click on red heart thanks above pls
Thanks sir
ty
why 2 is substracted
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