Question

A car wash charges a flat rate for the first 8 minutes of washing time and also charges a certain amount for each additional minute of washing time. Gina took 12 minutes to wash her car and it cost her a total of $5.00. Kris took 17 minutes to wash his truck at a total cost of $6.25.

Answer 1

Answer:the flat rate for the first 8 min:4$

For every additional min:0.25$

Step-by-step explanation:4$+(4*0.25$)=5$

4$+(9*0.25$)=$6.25