1- The initial value (at yeart=0

) of a quantityQ

is5.37

. The quantityQ

is decreasing by0.1%

per year.

(a)Write a formula forQ

as a function oft

.

Enter the exact answer.

Q= ( )

(b)What is the value ofQ

whent=6?

Round your answer to three decimal places. ( )

2- An investment decreases by11%

per year for7years.

By what total percent does it decrease?

Round your answer to two decimal places.

The investment decreases by ( ) % total

3- The value,V,

of a$300,000

investment that earns6%

annual interest is given byV=f(t)

wheret

is in years.

How much is the investment worth in3

years?

The investment is worth$ ( ) after 3 years

4- A forest shrinks by9%peryear.

Give the growth factor. Assume time is measured inyears.

The growth factor is( )

5- Income from the fishing industry is growing by about20%

perdecade. Give the growth factor. Assume time is measured indecades.

The growth factor is( )