Multiply or Divide the following, Show your solutions and simplify your answer..

Hello i'm having trouble answering this math problem and thought u might help me out:)

1.) 3/6 × 2/4 = ?
(show ur sloutions below thx)

2.) 2 ⅙ × 1 ⅖ = ?
(show ur solutions below thx)

3.) 3/7 ÷ 4/6 = ?
(show ur solutions below thx)

4.) 1 ⅓ ÷ 5 ⅓ = ?
(show ur solutions below thx)​