Carla is riding a motorcycle across the country. after 4 hours, she is 600 miles from denver. after 8 hours, she is 320 miles from denver. what is the total distance, in miles, to denver from where carla started riding?

The lengths of two sides of a triangle are 9 and 15. what can be said about the length of the third side? a. it must be greater than or equal to 6 and less than 24. b. it must be greater than or equal to 6 and at most 24. c. it must be greater than 6 and less than 24. d. it must be greater than 6 and at most 24.