Answer:



Step-by-step explanation:
Let
x ----> the number of first class seats
y ----> the number of economy class seats
we know that
An aircraft has a maximum of 30 first class seats
so

An aircraft has a maximum of 220 economy seats

A flight will be cancelled if the money taken for the seats is less than $28,800.
so

therefore
Three inequalities that represent the situation are



Answer:
1
Step-by-step explanation:
[(21+6)-3^2] / 9*2
[27-3^2] / 9*2
[27 - 9] / 9*2
18 / 9*2
18 / 18
1
Answer:
$2.25
Step-by-step explanation:
You have a dollar already = $1
One Quarter = 25 cents
4 Quarters = $1
You have one quarter left.
$1 + $1 = $2 + .25 = $2.25
Answer:
50.7
Step-by-step explanation:
38+1.3+90 from the right angle=129.3
180-129.3=50.7