Coding and Decoding Questions

In a certain code language, 'it is dark outside' is written as 'ha no ti ju','is it still raining' is written as 'pa ha da no', 'go and play outside' is written as 'su ju ye la'. How is 'dark' written in that code language?

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

Replace # sign with the mathematical operators '+', '/','-'or'=' to get a balanced equation out of 186 # 31 # 36 # 30.

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

294 B 7 A 40 C 33 D 11 = ?

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

If 12@18 = -3, 18@6 = 6 and 16@8 = 4, then find the value of 6@10 = ?

If A means '+', @ means 'x', & means '/' and V means '-', then the value of

7 @ 2 V 135 & 5 @ 3 & 9 A 1

If

4x9=25
7x4=53

then

9x4=?