Level 2
Some tables and chairs are arranged as shown. How many chairs will there be in Pattern 8?
2 m
Level 2
Study the number arrangement carefully. What is the value of A?
2 m
Level 2
Look at the pattern.
1 ÷ 9 = 0.111111
2 ÷ 9 = 0.222222
3 ÷ 9 = 0.333333

1 ÷ 99 = 0.010101
2 ÷ 99 = 0.020202
3 ÷ 99 = 0.030303

What is 4 ÷ 999 to 6 decimal places?
2 m
Level 2
Observe the number pattern in Figure A and Figure B. What is the missing number in Figure C?
2 m
Level 2
1 + 2 + 3 + ... + 94 + 95 + 96 + 97. When the first 97 whole numbers are added up. What is the digit in the ones place of this total?
2 m
Level 3
There are 5 tennis players. Each player will have one match against each of the other 4 players. How many different matches are there to be arranged?
2 m
Level 3
How many shaded triangles will there be in Pattern 25?
3 m
Level 2
Find the sum of the even numbers ranging from 1 to 50.
2 m
Level 2
When all the even numbers from 2 to 20 are added up, what is the digit in the ones place?
2 m
Level 2
Study the pattern.
13 -14 = 112
14 - 15 = 120
15 -16 = 130
What is the value of 129 - 130?
2 m