Verbal Reasoning - Mental Ability Questions

In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.

7 - 8 + 20 x 10 ÷ 9 = ?

In the question, selection the missing number from the given alternatives.

If the letters in the word 'UNIVERSAL' are arranged in the alphabetic order and each letter in the order is assigned a numerical value of 1, 2, 3... according to their position from the left, then the sum of the numerical values of the position of the consonants will be

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

7, 49, 343, ?

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

BCF, CFI, DHL, ?

The weights of 4 boxes are 30, 70, 60 and 90 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?

Given equations are solved on the basis of a certain system. Find the correct answer for the unsolved equation on that basis :

2 + 4 + 6 = 48 and

3 + 2 + 8 = 48 ,

then 2 + 5 + 7 = ?

The weights of 4 boxes are 90, 40, 80 and 50 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once?