Q3.

In a certain code language,

A + B means 'A is the son of B',

A - B means 'A is the wife of B',

A × B means 'A is the brother of B',

A ÷ B means 'A is the mother of B'.

Based on the above, if 'P - Q × R + S ÷ T', which of the following is true?

Q4.

Select the triad in which the numbers are related in the same way as are the numbers of the following triads.

5 - 70 - 9

8 - 95 - 11

(NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 - Operations on 13 such as adding/subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)