Find the missing term: L3T, ?, F8P, C12N

Find the wrong term of the following series : G4T, J9R, M20P, P41N, S90L

The next term of the following letter series will be : CAE, HFJ, MKO, RPT, ….

Choose the group of letters which is different from others.

In English alphabet, which is the 17th letter from your left?

In the series of letters given below, which option will come in the place of question mark (?)? BXF, DVI, FTL, HRO, ?