Answer:
2,9
Step-by-step explanation:
The statement Perpendicular line intercept at 90 degree angle is true.
Let the cost of each drink is $x and the cost of each hot dog is $y.
According to the given data, 3 drinks and 2 hot dogs cost $4.80. In equation form, we can write it as:

1 drink and 1 hot dog costs $2.00. In equation form, we can write it as:


Using this value of x in first equation, we get:

Thus the cost of one hot dog is $1.20