Directions: Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it.

l–n–mll-m–n–l

Arrange the given words in the sequence in which they occur in the dictionary.
i. Rainbow
ii. Rancour
iii. Rattle
iv. Rainy

5, 7.5, 12.5, 22.5, ?

In each of the following letters series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative.
aa _ _ aba _ bca _ aab _ a _

Select the combination of letters that when  sequentially placed in the gaps of the given letter series will complete the series .
gfe_ig_eii_fei_gf_ii

Select the combination ofletters that when sequentially placed in the blanks of the given series will complete the series.
 dq_pln_qt_lnd_tpl_dq_p_n

Find the next term in the following series.
ZA5, Y4B, XC6, W3D, _____

Select the correct option that will fill in the blank and complete the series.
KNQ, OPR, SRS,_____