If n is not equal to 0, is |n| < 4 ? (1) n2 > 16 (2) 1/|n| > n Statement 1: n2>16; What will be the number whose square is greater than 16. Square of 4 or -4 = 16. So, required number should be greater than 4....it can be 5,-5, 5.5, -5.5 etc.... Now mode of n i.e. |n| is always 0 or grea...

Let's say the capacity of tank is 100 ltr. Pipe A and Pipe B, both work together and fill 100 leters of water in 4hrs. As per the question, One pipe is 1.5 faster than the other pipe. So I suppose, A is 1.5 faster than B. A=1.5B; A:B = 3:2 The rate of work for A and B is 3 and 2. How much pipe A fi...

I don’t understand how does a^b(1 - a^-1) becomes a^b-1(a - 1), and how does p(q + r) + s(q + r) becomes (p + s)(q + r)? Please also provide where is this explained in the guides. p(q + r) + s(q + r). suppose (q+r) = X. pX + sX. X(p + s). Now put the value of X. (q+r)(p+s). a^b(1 - a^-1). We can wr...

GPrep #1 The organic food industry has organized a successful grassroots campaign - using websites, public meetings , and also mass mailings - that have convinced the Department of agriculture to change the proposed federal regulations for organically grown food A) using websites, public meetings ,...

Hi all, I was reading a book yesterday and there was a lot of use of hyphens. When are hyphens used? Just as a background the hyphens in this case were not used for splitting a word or completing a word. It was used as punctuations. thanks From SC point of view...I should say...hyphen is used to in...