Level 2
A 4 digit number is between 1000 and 200. The digit 2 stands for 200. The digit in the tens place is 5 more than the digit in the hundreds place. The digit in the ones place is 1 less than the digit in the tens place. What is the 4 digit number?
2 m
Level 2
Find the missing digits.
  1. A
  2. B
2 m
Level 2
Find the missing digits.
  1. A
  2. B

      A 8 7 5
-     2 3 4 B
      7 5 3 0
2 m
Level 2
Find the missing digits.
  1. A
  2. B

      2 A 1 5
+    1 2 B 3
      3 2 6 8
2 m
Level 2
Find the missing digits.
  1. A
  2. B

      8 5 7 A
-        2 B 1
      8 3 4 5
2 m
Level 2
3ab + bb3 = 535
2 m
Level 2
Find the missing digits.
1 A B + C B 5 = 5 B 8
(a) A
(b) B
(c) C

2 m
Level 2
A x B = 36
A and B are two different 1 digit numbers. If B is the larger number, what can A be?
2 m
Level 3
In the theater, there were 98 people watching a movie. Given that there were 23 fewer girls than boys and 36 more children than adults, how many boys were there?
4 m
Level 3
At a gathering, there were 60 more children than adults. There were 55 more girls than boys. Given that there were 210 people altogether, how many girls were there at the gathering?
4 m
Level 2
A + B = 28 and A + B + A = 52,
what is A x B?
4 m
Level 2
Study the diagram. Find the value of the diamond.
4 m
Level 3
The mass of a stone is 42 g. The total mass of this stone and 5 identical marbles is equal to the total mass of 8 such marbles.
  1. Find the mass of each marble.
  2. Find the total mass of 1 stone and 5 marbles.
4 m
Level 3
There were 3 similar big boxes of the same mass. There were another 4 similar small boxes of the same mass. The total mass of the big and small boxes was 90 kg. The mass of a big box was twice the mass of a small box. Find the total mass of a big box and a small box.
4 m
Level 3
Study the diagram. Find the value of the pentagon.
4 m
Level 2
The mass of a guava and 3 apples is 2 kg 50 g. The mass of the same guava and 2 similar apples is 1 kg 800 g. What is the mass of 3 apples? Give the answer in g.
4 m
Level 3
What is the value of B?
A + A + A + A = 48
A x B = 36
B = ?
4 m
Level 3
If the sum of 4 stars stands for 24 and the product of 2 triangles stands for 49, how much do the product of a star and a triangle stands for?
4 m
Level 3
A + B + C = 35
A + B + B = 32
A + A + B = 28

C = ?
4 m