Verbal Reasoning - Mental Ability Questions

In a certain code language, '+' represents 'x', '-' represents '+', 'x' represents '÷' and '÷' represents '-'. What is the answer to the following question?

80 + 2 ÷ 25 + 5 - 10 = ?

In the following question, select the related number group from the given alternatives.
19 : 367 : : ? : ?

If D = 4, DOG = 26, then find the value of ANIMAL= ?

In a certain code language, “FRONT” is written as “618151420” and “BORNE” is written as “21518145”. How is “MORNS” written in that code language?

If "*" denotes "added to", "&" denotes "divided by", "@" denotes "multiplied by" and "%" denotes "subtracted from", then 136 & 8 @ 7 % 3 * 7 = ?

Find the wrong number in the series 28, 33, 31, 36, 34, 29

If 19#13=3; 25#3=11; 36#10=13; then what is the value of 7#3=?

In the following question, select the related letters from the given alternatives.
KLMN : IJKL : : TUVW : ?