Level 3
The length of a rectangular field is twice as long as its breadth. The perimeter of the rectangular field is 36 m. What is the area of the rectangular field?
3 m
Level 3
Fill in the blanks.
There are some blue stickers, red stickers and green stickers.
The number of blue stickers is 30% as many as the red stickers.
The number or blue stickers is 40% as many as the green stickers.
  1. Number of red stickers = _____ u
  2. Number of green stickers = _____ u
  3. Total number of stickers = _____ u
  4. Number of more red stickers than green stickers = _____ u
4 m
Level 3
Fill in the blanks.
There are some blue stickers, red stickers and green stickers.
The number of blue stickers is 30% as many as the red stickers.
The number or blue stickers is 40% as many as the green stickers.
  1. Number of red stickers = _____ u
  2. Number of green stickers = _____ u
  3. Total number of stickers = _____ u
  4. Number of more red stickers than green stickers = _____ u
4 m
Level 3
After Mr Lim had stacked up 10 chairs in the Conference Room after a meeting, he noticed 3 things. Firstly, each of the chairs was stacked the same height above the other. Secondly, the foot of the 4th chair was 37.5 cm above that of the first. Thirdly, the chairs reached a height of 205.2 cm. What is the height of each chair?
4 m
Level 3
Water flows into a tank at the rate of 45 ℓ per minute. After 10 min, the tap is turned off and the tank is 0.6 filled with water.
  1. How much more water is needed to fill it to the brim?
  2. The water in the tank is then poured into containers each 1.5 m long, 0.3 m wide and 10 cm high. What is the minimum number of containers needed?
4 m