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f(f(n))+f(n)=2n+3.
f(0)=1.
find f(2012).

a)2011 b)2013 c)4095 d)2012

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had my tcs aptitude test yesterday... got more than 10 questions from m4maths site only.. the site really helped alot in clearing the apti.. so guys dont worry just prepare from here and u ll be through..!! . Two persons are climbing up on two moving escalators which have 120 steps. The ratio of 1st person’s speed to that of 1st escalator is 2:3 (steps). The ratio of 2nd person’s speed to that of 2nd esfcalator is 3:5 (steps). Find the total number of steps they both have taken together.