30 square stone slabs of equal size were needed to cover a floor area of 120 sq.m. Find the length of each stone slab?	Pick:
A) 120cm B) 200cm C) 88cm D) 666cm E) 776cm
Area of each slab   =120/30m2=4m2   Length of each slab √4=2m=200cm   200cm
<result>B</result>
30 square stone slabs of equal size were needed to cover a floor area of 120 sq.m. Find the length of each stone slab?