Answer:
try 00.1
Step-by-step explanation:
The discount is $2.50, the new price would be $2.50. Unless you factor in sales tax.
Answer:
y=5x+9/20
Step-by-step explanation:
1. False because a rational is a fraction or part of a number (

).

2. True; a real number is any number that isn't imaginary (

)
3. True; same reason
4. True; an integer is any number that can be wrote without a fraction or decimal (the opposite of rational).
5. True;

and that's a decimal.
6. True; the natural number system starts from 0 and counts upwards
7. True; reason above