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Re: QUANT
by TG Team - Thursday, 5 May 2011, 11:44 AM
  Hi Tamseel Najmi smile

3] If m/n = p/q = a/b = 1/3 find the value of 2m^2+p^2+3a^2/ 2n^2+q^2+3b^2

a] 6
b] 9
c] 4
d] 1/9


Let n = 3m, q = 3p and b = 3a, so given fraction becomes:
(2m² + p² + 3a²)/(2n² + q² + 3b²) =
(2m² + p² + 3a²)/(18m² + 9p² + 27a²) = 1/9.


Hope this is clear. smile


Kamal Lohia