The area of a square brick is (4/25) square meters, and 425 square bricks are used in a room. How many square meters is the floor area of this room?
一块方砖的面积是(4/25)平方米，一个房间用了425块方砖，这间房的地面面积是多少平方米？
<gadget id="calculator">4 / 25</gadget>
<output>4/25 = around 0.16</output>

<gadget id="calculator">(4/25) * 425</gadget>
<output>68</output>

<result>68</result>