Answer:
[tex]4f=45\\\\Amount\ of\ fishes\ in\ each\ bucket=11.25\ pounds[/tex]
Step-by-step explanation:
[tex]Let\ the\ fishes\ in\ each\ bucket=f\ pounds\\\\A\ zookeeper\ fills\ a\ bucket\ with\ f\ pounds\ of\ fish\ 4\ times\ daily\\\\Then\ total\ fishes\ in\ a\ day=45\ pounds\\\\Total\ fish=4\times fish\ collected\ at\ one\ time\\\\4\times f=45\ pounds\\\\dividing\ 4\ both\ sides\\\\\frac{4\times f}{4}=\frac{45}{4}\\\\f=9\ pounds[/tex]