Daniel wrote the function F(x) = 5(1.2) to model a situation given on her homework. Which of the following problem situations can be described using this
function rule?
A bacteria sample started with 5 bacteria increases at a rate of
20% every hour. Write a function that can be used to describe the
amount of bacteria in the sample after any number of hours.
A school bus starts its morning route with 5 passengers at its first
stop. At each bus stop along the route, 2 people on average get
onto the bus. Write a function that can be used to describe the
number of people on the bus at any given stop along the route to
school.
Marcus opens a savings account with an initial deposit of $5.00.
Each week Marcus deposits $1.20 into his account. Write a
Function rule that can be used to find the amount of money
Marcus has deposited in his account after any number of weeks.
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A coffee maker reservoir holds 5 gallons of water. After each cup
of coffee brewed, the water level
is reduced by 20%. Write a
function rule that can be used to describe the portion of the
original 5 gallons of water that
is remaining in the reservoir
after
a given number of cups brewed.