Reasoning

Find the next letter: J, O, T, Y, D, ?

If each letter of CAT is shifted 1 place(s) forward, how is it coded?

If FQI is obtained by shifting each letter 2 place(s) forward, what is the original word?

If each letter of PEN is shifted 3 place(s) forward, how is it coded?

If FSSO is obtained by shifting each letter 4 place(s) forward, what is the original word?

If each letter of MANGO is shifted 1 place(s) forward, how is it coded?

If KPFKC is obtained by shifting each letter 2 place(s) forward, what is the original word?

If each letter of TABLE is shifted 3 place(s) forward, how is it coded?

If GLEMV is obtained by shifting each letter 4 place(s) forward, what is the original word?

If each letter of HOUSE is shifted 1 place(s) forward, how is it coded?

If VTCKP is obtained by shifting each letter 2 place(s) forward, what is the original word?

If each letter of CAT is shifted 3 place(s) forward, how is it coded?

If HSK is obtained by shifting each letter 4 place(s) forward, what is the original word?

If each letter of PEN is shifted 1 place(s) forward, how is it coded?

If DQQM is obtained by shifting each letter 2 place(s) forward, what is the original word?

If each letter of MANGO is shifted 3 place(s) forward, how is it coded?

If MRHME is obtained by shifting each letter 4 place(s) forward, what is the original word?

If each letter of TABLE is shifted 1 place(s) forward, how is it coded?

If EJCKT is obtained by shifting each letter 2 place(s) forward, what is the original word?

If each letter of HOUSE is shifted 3 place(s) forward, how is it coded?

If XVEMR is obtained by shifting each letter 4 place(s) forward, what is the original word?

A is the brother of B. B is the mother of C. How is A related to C?

P is the mother of Q. Q is the father of R. How is P related to R?

X is the father of Y. Y is the sister of Z. How is X related to Z?

M is the sister of N. N is the son of P. How is M related to P?