The line graphed by the original function f(x)=13x+1 is translated to g(x)=13x−17 using the mapping statement f(x)↦f(x)+k. What
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Answer:
Pool will be filled in 280 hours
Step-by-step explanation:
Inlet pipe fills in 40 hours = 1 pool
Inlet pipe fills in 1 hours =
Drain pipe empty in 42 hours = 1 pool
Drain pipe empty in 1 hour =
If both pipes are opened together
then in pool fills in 1 hour = -
on simplifying the right side ,we get
=
=
pool fills in 1 hour
1 pool will be filled in 840 hours
pool is filled
empty pool = 1 - =
therfore pool will be filled in
X 840 =
= 280 hours