Where should the brackets be in this calculation to make it true?

3 + 5 x 2 = 16

Calculate...

√16 ÷ (9 - 7)

 

Calculate...

(6 x 2) - 4

 

Calculate...

4 x (3 + 2)

Calculate...

7 x 4 - 1

 

Calculate...

6 + 3 x 4