Q. 3 please solve
Q. 3 please solve QUESTIONS
L A barrel full of beer has 2 Laps. one midway which
haws a litre in 6 minutes and the other nt the
which draws a litre in rninutes. The
lower tap is normally used afts•r the level
in the barrel is lower midway. capncity
of tho barrel is 36 litrOs, A now
the lower tap *'hen the barrel is and draws
nat Anne beer. As a result the lower tap has
uæd24 minuteg befin•e the lime F'•r
langwns the beer drawn out by the new usgigt.ant?
6) 10 mine.
16 rninB.
32 rnins
•Z Pipe A can fill a cistm•n in 36 minutes and B in
minutes. If both the pipes ure opened together.
When should pipe B be closed so that the cistern
may be full in 24 minutes?
Q and R respectively tnke 8. 10 and 12 hours to
fill the empty tank or empty the full tank. In the
first hour, pipes p and R work ag inlet and Q work
us outlet, In the second hour, pipes P and Q work
inlet and pipe R as outlet. In the third hour
ptpe.s Q Lind R work as inlet and pipe P outlet
ntul tho xuos on like this. When will the
cistern filled?
In the Sth hour. 4b) In the 9th hour,
In the 10th hour.
(d) In the 11th hour.
Thon• nre •2 inlet pipes and an Outlet pipe. Tho
on;riency Of of the inlet pipes ia double than
that of the other. Also. the effieiencyofthe not.let.
is half the losser efficient inlet pipe.
empty tank gets filled in 16 hours when all
the pipeA are opened. How tnuny hours will be
taken to fill the empty tank when the 'leseer•
efficiency inlet pipe is plugged and the regt kept
(a) 8 ming.
12 mins.
(b) 9 mins.
(d) 16 mins.
8. Pipes P. Q and R are attached to a tank and each
act as either an inlet or outlet pipe. Pipes P,
opened?
10) 33 — hours
(c) 100hour,8
26 — hours
(d) BO hours