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Recent questions tagged worktime
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GATE2019 CE2: GA9
An oil tank can be filled by pipe $X$ in $5$ hours and pipe $Y$ in $4$ hours, each pump working on its own. When the oil tank is full and the drainage hole is open, the oil is drained in $20$ hours. If initially the tank was empty and someone started the two ... for the tank to be filled? (Assume that the rate of drainage is independent of the Head) $1.50$ $2.00$ $2.50$ $4.00$
asked
Feb 13, 2019
in
Numerical Ability
by
Arjun
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2.8k
points)
gate2019ce2
generalaptitude
numericalability
worktime
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GATE2017 CE1: GA9
Two machine $M1$ and $M2$ are able to execute any of four jobs $P, Q, R$ and $S$. The machines can perform one job on one object at a time. Jobs $P, Q, R$ and $S$ take $30$ minutes, $20$ minutes, $60$ minutes and $15$ minutes each respectively. There are ... $S$ on $4$ objects. What is the minimum time needed to complete all the jobs? $2$ hours $2.5$ hours $3$ hours $3.5$ hours
asked
Mar 27, 2018
in
Numerical Ability
by
Milicevic3306
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11.8k
points)
gate2017ce1
generalaptitude
numericalability
worktime
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