A large$-$scale bakery is laying out a new production process for its packaged bread, which it sells to several grocery chains. It takes $20$ minutes to bake the bread.

How large of an oven is required so that the company is able to produce $4,500$ units of bread per hour $($measured in the number of units that can be baked simultaneously$)?$A large$-$scale bakery is laying out a new production process for its packaged bread, which it sells to several grocery chains. It takes $20$ minutes to bake the bread.

How large of an oven is required so that the company is able to produce $4,500$ units of bread per hour $($measured in the number of units that can be baked simultaneously$)?$