Coding and Decoding Questions

If UNCOVER is coded as FMXLEVI, then how will TIP be coded as?

In a certain code, if LEMON is coded as PWOMA then SHIRT is coded as

If 19 + 2 x 2 + 3 = 369 and 23 + 2 x 6 + 2 = 565, then 7 + 3 x 11 + 3 = ?

In a certain code language, "WILDHORN" is written as "1133" and "RAPTURE" is written as "1089". How is "PORTLOUIS" written in that code language?

If BOULDER is coded as ZMSJBCP, then how will ELK be coded as?

If REGAINS is coded as QDFZHMR, then how will PRY be coded as?

If ENTRY is coded as 98462 and STEADY is coded as 749312, then how is NEATNESS written in that code?

Some equations are solved on the basis of certain system. Find out the correct answer for unsolved equation on that basis: 4 x 5 x 8 = 584, 7 x 3 x 9 = 397, 9 x 7 x 3 = ?