1.
IMO
What is the missing number in the following pattern: 3, 6, 9, __, 15?
2.
IMO
Evaluate: 36 - 9 ÷ 3 + 8
3.
IMO
What is the missing number in the following pattern: 10, 8, 6, __, 2?
4.
IMO
Evaluate: 18 - 6 × 3
5.
IMO
Calculate: 54 ÷ 9 + 7
6.
IMO
Which number pattern follows the rule "Add 3 to the previous number"?
7.
IMO
Calculate: 12 × (6 + 3) - 4
8.
IMO
Solve: 9 + 4 × 3 - 5
9.
IMO
Which number pattern follows the rule "Multiply the previous number by 2"?
10.
IMO
Solve: 28 + 15 - 9