Answer:
Step-by-step explanation:
we know that
The simple interest formula is equal to
where
I is the Final Interest Value
P is the Principal amount of money to be invested
r is the rate of interest
t is Number of Time Periods
in this problem we have
----> one year is equal to 12 months
substitute in the formula above
Everything has been explained in there
Answer:
Step-by-step explanation:
We are give the following in the question:
Money paid for ban hall = $4,700
Cost of per plate per tickets sold = $110
a) We have to model the total amount spent as a function of the numb tickets sold.
Let x be the number of tickets sold,
Thus, we can find the total amount T(x) as
is the required equation for total amount when x tickets are sold.