Number puzzles – Section 3

Which number replaces the question mark3

Number puzzles – Section 2

Which number replaces the question mark4

Number puzzles – Section 1

Which number replaces the question mark1

Missing letters puzzles – Section 3

Which letter replaces the question mark3

Missing letters puzzles – Section 2

b21

Missing letters puzzles – Section 1

b1

Logical puzzles – Section 3

b3

Logical puzzles – Section 2

b2

Logical puzzles – Section 1

b1