SSC CHSL 2016 Tier 1 Question Paper (12-Jan-2017) Shift 3

In a certain code language, "RAINBOW" is written as "1987645" and "SNAP" is written as "3790". How is "PIANO" written in that code language?

In the following question, two statements are given each followed by two conclusions I and II. You have to consider the statement to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.
Statements:
(I) All birds are trees.
(II) Some trees are hens.

Conclusion:
(I) Some birds are hens.
(II) Some hens are trees.

If "A" denotes "multiplied by", "B" denotes "subtracted from", "C" denotes "added to" and "D" denotes "divided by", then evaluate the expression:
8 B 31 C 49 D 7 A 16=?

Which set of letters when sequentially placed at the gaps in the given letter series shall complete it?
x_zz_xx_z_yx

Ram travels towards east covering 5 km. He takes a left turn and travels 10 km more. Then, he takes a right turn and travels another 5 km and finally takes a right turn to cover 10 km. How far is he from his original position?