A tile

A tile setter is covering a 5ft by 5ft square shower wall. Each tile covers 4 5/8in by 4 5/8in a square. How many rows of tile are needed to reach 5ft? How many tiles are needed to cover 5ft by 5ft square

Correct answer:

r =  13
n =  169

Step-by-step explanation:

a=5 ft in=5 12  in=60 in b=485=4+85=84 8+5=832+5=837=485=4.625 inch  r1=a/b=60/837=60:837=60 378=3760 8=3748012.973 r=r1=12.973=13
n=r2=132=169



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