Hurry will give brainliest a truck can be rented from company a for $90 a day plus $0.30 per mile. company b charges $70 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental cost for company a and company b are the same

  40 miles a day

Step-by-step explanation:

The difference in fixed charge is $20; the difference in mileage charge is $0.50 per mile. So it will take $20/$0.50 = 40 miles for the extra mileage cost to eat up the savings in fixed cost. At that mileage, both companies will charge the same amount:

  A: 90 + 0.30·40 = 102

  B: 70 + 0.80·40 = 102

42.4

step-by-step explanation:

convert to decimal