What is 90 x 6384329047468 free points

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

Acheetah ran 75 meters at a speed of 25 meters per second. how long was the cheetah running? 3 seconds 5 seconds 30 seconds 50 seconds

Steve has a rectangular gazebo in his back yard with a width of 3 feet less than times its length and an area of 156 square feet. what is the length of the gazebo, rounded to the nearest tenth?