Bert's cab company charges $1.00 plus an additional $3.00 per mile for a ride. Madeline's cab company charges $3.00 plus an additional $2.00 per mile for a ride. At what distance, in miles, will the cost be the same for both companies?

PART A
Answer: _____

PART B
Which cab driver's charge will be less for a ride that is 10 miles in distance?
Answer choices: Bert's or Madeline's?

Please help! :D