An electronic device when fed with the numbers, rearranges them in a particular order following certain rules. The following is a step-by-step process of rearrangement for the given input of numbers. Input :- 85 16 36 04 19 97 63 09 Step I :- 97 85 16 36 04 19 63 09 Step II :- 97 85 63 16 36 04 19 09 Step III :- 97 85 63 36 16 04 19 09 Step IV :- 97 85 63 36 19 16 04 09 Step V :- 97 85 63 36 19 16 09 04
(for the given input step V is the last step).
If the Step IV is as given below, which of the following was the input ? Step IV :- 92 86 71 69 15 19 06 63 58
In a school, there were five teachers. A and B were teaching Hindi and English. C and D were teaching English and Geography. D and A were teaching Mathematics and Hindi E and B were teaching History and French.
D, B and A were teaching which of the following subjects ?