Coding and Decoding Questions

If D = 4 DESK = 39 ,then the value of DRAW is

If "α" denotes "subtracted from", "β" denotes "multiplied by", "θ" denotes "added to" and "δ" denotes "divided by", then 10 θ 8 β 4 δ 8 α 9 = ?

Some equations have been solved on the basis of a certain pattern. Find the correct answer for the unsolved equation on that basis.

8x7x6=765
5x3x2=421
9x6x4= ?

If 11$25 = 18, 12$20 = 16 then what is the value of 4$50 = ?

If CHANTED is coded as ZEXKQBA, then how will MAY be coded as?

If MIGRANT is coded as LHFQZMS, then how will GEL be coded as?

If 40@8 = -5, 30@3 = -10 and 20@5 = -4, then find the value of 60@3 = ?

If "A" means "plus", "B" means "divide", "C" means "multiply" and "D" means "minus", then 187 B 17 C 4 A 7 D 17 = ?