I. Express each statement using function notation
1. How much do 3 kilograms of chicken cost, if it sells for Php 130/kilogram?
2. y is 500 when x = 25
3. Find the value of y that corresponds to the value of x=12
4. What is the area of a square when its side is 10 cm?
5. y is 121, when x is 11​