A. empire, fashioned either from the spotted sandstone of Mathura or : either from not parallel with OR B. empire, fashioned from either the spotted sandstone of Mathura or from : from either, not parallel to or FROM, C. empire, either fashioned from the spotted sandstone of Mathura or : either + ve...

this is a very good question as answer is given in disguised form to trick

1 : clearly not as its negative recipocal

II : $$\sqrt{2}$$ : Can be written as $$\sqrt{2}$$ /2 : by multiplying and divding num abd den by $$\sqrt{2}$$

I solved it using a smart number : Just to understand the problem better. Suppose it made 10 racks each month Racks made from Nov -March = 10+10+10+10 = 40 Racks shipped : each month 5 April Left 35 : 3.5 May left: 30 : 3 June : 25 :2.5 July : 20 : 2 Aug :15 : 1.5 Sep : 10 : 1 Oct : 5 : At end of Oc...

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Premise: Train is not cost effective than plane and has constraints in movement conclusion : that train is not best MoT we need to weaken the conclusion , so we need to find something that works in favor of train (A) Cars, buses, and planes require the efforts of drivers and pilots to guide them, wh...

IMO B

We are looking to weaken the conclusion and we just need to find point which has some correlation with the premise in concept for air pollution,
Choice D and E effectively also weaken the solution but are mostly out of scope to be considered for answer.

B is best asnwer