Question

A rectangular hall is 16 m long and 12 m wide. How many marble slabs of size
25 cm x 15 cm are needed to cover the floor of the hall?​

Answer 1

Answer:

area of rectangular hall =16×12=192 m^2 (i)

area of marble=(25×15)/10000

=375/10000 (ii)

so divide I from ii we get 5120 hope it helps