Coding and Decoding Questions

If @ means +, # means -, $ means x and * means /, then what is the value of 16 @ 4 $ 5 # 72 * 8 = 

If the mathematical operators, 'x' means '+', '/' means 'x', '+' means '-', and '-' means '/', then 22 + 36 - 12 x 6 / 4 = ?

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

6 x 18 + 40 ÷ 30 - 10 = 20

If "A" means "subtraction", "B" means "division", "C" means "addition" and "D" means "multiplication", then

294 B 7 A 40 C 33 D 11 = ?

Answer the questions based on the below information.

If '+' is 'x', '-' is '+', 'x' is '/' and '/' is '-' then 6 + 7 x 3 - 8 / 20 = ?

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

15 + 2 ÷ 20 x 10 - 6 = 13

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

20 ÷ 14 + 5 x 20 - 2 = 56

Which of the following terms follows the trend of the given list?

XxXXXXX, XXxXXXX, XXXxXXX, XXXXxXX, XXXXXxX, _______________.