Which of the following will come in place of question mark (?) in the following series based on the English alphabetical order?
YS RM LH ? CA
In a certain code language, 'TONIC' is coded as 'CINOT' and 'SCALE' is coded as 'ACELS'. In the same code language, 'PLANK' will be coded as-
A is mother of B. B is sister of C. D is son of C. E is brother of D. F is mother of E. G is granddaughter of A. H has only two children- B and C.
Who is mother of G?
How is C related to E?
How is F related to H?
If two marbles are picked at random, what is the probability that either both are green or both are yellow?