Q25) A room whose length is 10 m and its width is 8 m, using ceramic as its floor. The size of the ceramic is 20 cm x 20 cm. The amoun

Question

Q25) A room whose length is 10 m and its width is 8 m, using ceramic as its floor. The size of the
ceramic is 20 cm x 20 cm. The amount of ceramics on the floor in the room is_

in progress 0
Thanh Thu 4 months 2021-08-18T07:08:19+00:00 1 Answers 0 views 0

Answers ( )

    0
    2021-08-18T07:09:34+00:00

    Answer:

    2000 pieces

    Explanation:

    The number of tiles is given by dividing the area of room by the area of each tile. In this case,

    thw areas are as shown below

    Area of room is 8*10= 80 m2

    Converting dimensions of tiles from cm to m then

    Area of tiles is 0.2*0.2= 0.04 m2

    No of tiles is 80/0.04=2000 tiles

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )