The area of the cardboard needed to make a box is size `25cmxx15cmxx8cm`, will be

The area of the cardboard needed to make a closed box of size 10 cm xx 15 cm xx 8 cm will be:

Find the area of the cardboard required to make a closed box of length 25cm, 0.5m and height 15cm.

Find the area of the cardboard required to make a closed box of length 25cm, 0.5m and height 15cm.

Calculate the greatest and the least pressure exerted by a metal block of size 20cmxx8xxcmxx5cm and having a mass of 5kg .

The total surface area of the cuboid with dimension 20cmxx30cmxx15cm is . . . . .

The mass of a brick is 2.5kg. Its dimensions are 10cmxx5cmxx2cm . What will be its pressure exerted by it one the ground if it is resting on? (Take in 1kg wt =10N ) (i) a 10cmxx5cm base (ii) a 5cmxx2cm base