Question

Lauryn’s parents have given her an interest-free loan of $100 to buy a new pair of running shoes. She plans to pay back the loan with monthly payments of $20 each.  Identify the independent and dependent variable and create a table with domain and range of the function

Answer 1

The total amount of money (y) paid by Lauryn at the end of each month (x) is given by: y = 20x

Here, x is the independent variable which represent the number of months Lauryn has paid the money.
The dependent variable is y which represent the amount of money Lauryn has paid at the end of that month.

The required table is
x          y
1        20
2        40
3        60
4        80
5       100