Multiple Choice Identify the
choice that best completes the statement or answers the question.


1.

A colony of ants has an initial population of 200 and doubles every day. A
function that can be used to model the ant population, p, after t days is


2.

A bacteria colony initially has 4000 cells and triples every week. A function
that can be used to model the population, p, of the colony after t days is


3.

A series of shapes are constructed from blocks. The first shape is made from 3
blocks. Each successive shape is made using twice as many blocks as the previous shape. The total
number of blocks required for the first 4 shapes is
a.  24 blocks  c.  42 blocks  b.  36 blocks  d.  45 blocks 


4.

Mohamed purchased a car for $30 000. It depreciates by 25% of its current value
every year. How much will the car be worth 3 years after it is purchased?
a.  $12 656.25  c.  $16 875  b.  $71 111.11  d.  $22 500 


5.

The equation can also be written as
