Question

A man wishes to lay square tiles on a floor of a room measuring 48m by 40m. What is the largest size of the square tile that can be laid to so that a whole number of tiles fit in it.

Answer 1

find the hcf of 40 and 48 is 8
so answer is 8

Answer 2

i am looking for same answer i think it shoulfd be like this
 
                                                 hcf of 40 and 48 is :8
so 8 is the largest square tile