Question

the Length breadth and height of a rectangular solid is 12.5 metre 10 metres and 8.5 respectively how many Marbles tiles 15 cm long and 25 CM broad will be required to cover that rectangular solid​

Answer 1

Answer:

area of rectangular solid=2(lb+bh+hl)

=2(125+85+106.5)

=2(316.25)

=632.5cm2

632.5=15*25*n

632.5/375=n

n=1.68

therefore 1.68 tiles are to be fitted