Estimate a 15% tip on a dinner bill of $72.13 by first rounding the bill amount to the nearest ten dollars?
2 answers:
You might be interested in
Answer:
The correct option is a) n(n-4).
Step-by-step explanation:
Consider the provided information.
Let n represents the number of rows.
The number of seats in each row is 4 less than the number of rows.
This can be written as:
A theater has n rows of seats.
Therefore the total number of seats in the theater is:
Hence, the correct option is a) n(n-4).