3i-Infotech Company Numerical Ability Number System

(1/10)18 - (1/10)20 = ?

(a) 99/1020 (b) 99/10 (c) 0.9 (d) none of these

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3i-Infotech Other Question

If x=y=2z and xyz=256 then what is the value of x?

(a)12 (b)8 (c)16 (d)6
Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank

(a) 17 1/7 mins (b) 20 mins (c) 8 mins (d) none of these