7) during normal breathing, about 12% of the
air in the lungs is replaced after one breath.
write an exponential model for the amount
of the original air left in the lungs if the
initial amount of air in the lungs is 500 ml.
how much of the original air is present
after 20 breaths?

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

Using the information in the customer order, determine the length and width of the garden. enter the dimensions. length: feet width: feet

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