It took Ana 6 days to travel 90 miles to to find Elsa.%C2%A0 If she continues at that rate, how long will it take her to travel 300 miles?(1 point)

If Ana took 6 days to travel 90 miles, then her rate of travel is 90 miles / 6 days = 15 miles/day.

To travel 300 miles at a rate of 15 miles/day, it will take Ana 300 miles / 15 miles/day = 20 days. Answer: \boxed{20}.