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?
72 x 9 - 14 + 2 = ?

Select the missing number from the given responses

In a family, Virendra's weight is more than Parminder's weight. Parminder's weight is less than Kuldeep's weight but more than Gurjeet's weight. The sum of Kuldeep's weight and Tommy's weight is equal to the weight of Virendra. Who is the heaviest in the family?

If 12x16 = 188 and 14x18 = 248, then find the value of 16x20 = ?

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Grandfather

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

K_L_K_LN_M_N

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

VXK, QSF, LNA, GIV, ?

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

ab_ _abbc_aa_bbb