Level 3
Ben is building some patterns using square tiles as shown. How many square tiles does he need to build the 21st pattern?
3 m
Level 3
The diagram shows the number of tables and the number of chairs around the tables.
  1. Find the number of chairs needed when there are 12 tables.
  2. Find the number of tables if there are 48 chairs
  3. Find the number of chairs needed for 100 tables.
3 m
Level 1
Write in numerals.
Four thousand and thirty-six.
2 m
Level 2
Find the area of the shaded region.
2 m
Level 3
At first, Beaker A and Beaker B contained 0.6 ℓ and 1.6 ℓ of water respectively. Some water from Beaker B was poured into Beaker A with no water spilling over. In the end, there was as much water in Beaker A as in Beaker B. How much water was poured from Beaker B to Beaker A?
3 m