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Minimising the surface area of coloured cubes means maximising the surface area of uncoloured cubes in the big cube. Since all cubes are similar, total cubes is 160+56=216 and if we take the length of cube as 1 unit,then total surface area will be 6x (length)xlength=216 units Now in any big cube, ma...

by arihantdas

Wed Dec 19, 2018 12:26 am
Forum: GMAT Math
Topic: A big cube is formed by rearranging the 160 coloured and 56
Replies: 2
Views: 1599

answer

A. the German army employed the U-boat to attack both military or "Used until the end of the Second World War" should modify U-boat B. the U-boat was employed by the German army to attack both military and This is the correct answer. C. the U-boat employed the German army to attack both military or ...

by arihantdas

Wed Dec 19, 2018 12:21 am
Forum: Sentence Correction
Topic: Used until the end of the Second World War, the German army
Replies: 1
Views: 371

Compare with - Similar categories
Compare to - Different categories

Here its compare with

We need those to refer back to insects

We need to maintain parallelism

Hence correct answer choice is C


Split 1
Use of although and and yet is redundant , either is sufficient .

Split 2
That refers refers to products so we have to use plural verb

Therefore B is the answer .

by arihantdas

Wed Dec 19, 2018 12:18 am
Forum: Sentence Correction
Topic: Although it is one of the food products that are most loved
Replies: 1
Views: 281

"When children become teenagers " should be followed by some action related to the teenagers. B has parallelism error the participle changing modifies buds hence wrong it is an action so we need proper verb C has incorrect comparison D Again we need something related to teenagers not scientist . E C...


A: BF1 can be a generalization, but it's certainly not being attacked by the author. B: BF2 is not the author's conclusion. It's a supporting evidence. C: Correct , although I don't think BF1 is necessarily a phenomenon that the author "accepts." It's the opinion of others that he merely restates. D...

by arihantdas

Wed Dec 19, 2018 12:15 am
Forum: GMAT Verbal & Essays
Topic: CR, Difficulty level: 700, Boldface, Source: ManhattanGMAT
Replies: 2
Views: 3923