Answer:
60
Step-by-step explanation:
Let the order be x
Solution
85/x= 17/12
1020=17x
1020/17=x
x=60
Let the side of one edge of tile = a cm.
So area of tile = (side)^2 =
But area of tiles = 900 square centimeter.
So


So side of one edge of tile is = 30 cm
Answer:
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