Select the missing numbers from the given alternatives

If 4 + 3 = 25 and 8 + 4 = 80 , then, 3 + 2 = ?

If P denotes ÷ , Q denotes x, R denotes + and S denotes ­ then what is the value of 18Q12P4R5S6

If HOUSE is written as FQSUC , then how can CHAIR be written in that code?

From the given alternative words, select the word which cannot be formed using the letters of the given word:

CHRONOLOGICAL

Find the odd word/letters/number pair from the given alternatives.

Anil is as much younger to Vivek as he is older to Tarun. If the total of the ages of Vivek and Tarun is 48 years, how old is Anil?

Select the related word/letters/number from the given alternatives. 456 : 15 :: 789 : ?