Coding and Decoding Questions

If MOMENTUM is coded as EMOMNTUM , then MAGNETIC will be coded as?

If '­' means 'x' , 'x' means '+' , '+' means '÷' and '÷' means '­' , then what will be the value of 40 x 12 + 3 ­ 6 ÷ 60 = ?

If A = 1, E = 5, then HEAR = ?

If 4!4 = 4, 14!2 = 8 and 10!18 = 14, then find the value of 2!6 = ?

If "#" means "subtraction", "&" means "division", "@" means "addition" and "%" means "multiplication", then 505 & 5 # 4 @ 20 % 5 = ?

If 9@7=4; 6@1=10; 7@4=6; then what is the value of 8@2=?

In a certain code language, “book is tough” is written as “fu la mi”, “tough can easy” is written as “fu muk po” and “easy not book” is written as “ti po la”.What is the code for “tough” in that code language?

If 6 * 9 – 4 = 58 and 3 * 9 – 7 = 34, then in the expression A * 4 – 9 = 91, what is the value of 'A'?