Question
PSLE
Figure 1 shows a square tile made up of 2 grey squares, K and L and 2 identical white rectangles M. The length of 1 side of square K is twice the length of 1 side of square L.
  1. What fraction of the square tile in Figure 1 is white?
  2. Figure 2 shows a wall laid with square tiles. The wall is 15 m by 15 m and is completed covered with square tiles. Find the total area of the wall covered by grey squares.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Figure 1 shows a square tile made up of 2 grey squares, K and L and 2 identical white rectangles M. The length of 1 side of square K is twice the length of 1 side of square L.
  1. What fraction of the square tile in Figure 1 is white?
  2. Figure 2 shows a wall laid with square tiles. The wall is 15 m by 15 m and is completed covered with square tiles. Find the total area of the wall covered by grey squares.