Campus
Maths Puzzle
Numerical Ability
3,18,12,48,29....
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Campus Other Question
Three pipes A,B & C are attached to a cistern. A & B can fill it in 20 & 30 minutes respectively, while C can empty it in 15 Minutes. If A,B & c are kept open successively for 1 min each, how soon would the cistern be filled. ??
Options are:
a) 180 min.
b)160 min.
c) 155 min.
d) 167 min.
e) 57 min.
Person X join a job at 20 yrs.First 3 years sal =10,000 p.a. Afterwards every year inc of
2,000 per year for 10 year. Then sal become const till retirement. at retirement avg sal is
25,000. ( thro’out career) what age he retires.?