A truck can be rented from Company A for $130 a day plus $0.40 per mile. Company B charges $40 a day plus $0.70 per mile to rent the same truck. Find the number of miles in a day at which the rental costs for Company A
and Company B are the same.

Walking at a constant rate of 8 kilometers per hour, juan can cross a bridge in 6 minutes. what is the length of the bridge in meters?

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet