Verbal Reasoning - Mental Ability Questions

If 70*10 = -7, 50*5 = -10 and 10*5 = -2, then find the value of 80*1 = ?

In the following question, select the missing number from the given series.
1357, 3085, 5282, 8026, ?

A woman pointing to a man said, "He is the widower of my uncle's brother's daughter." How is the man related to the woman?

If '­' means 'x' , 'x' means '+' , '+' means '÷' and '÷' means '­' , then what will be the value of 40 x 12 + 3 ­ 6 ÷ 60 = ?

Identify the correct combination of mathematical signs to replace "*" sign in the given equation and balance the equation.

14*6*3*5*4*20

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

XXXOXXX, XXXXOXX, XXOXXXX, XXXXXOX, XOXXXXX, ?

Punit said to a lady, "The sister of your father's wife is my aunt". How is the lady related to Punit?

In the following question, select the related number from the given alternatives.
65 : 82 : : 145 : ?