Math, 28.10.2019 15:29
answers this questions! this is 30 points! 1.) a rectangular flower bed 30 meters long by 24 meters wide has a walk of uniform width around it, if the area of the path is one-fourth to that of the flower bed, find the width of the path. 2.) on a river where the current is 3 mi/hour, a motor boat can travel 12 miles downstream the same time it takes to go 8 miles upstream. find the speed of the boat in still water. 3.) paul is three times as old as peter. four years ago, he was four times as old as peter. how old is peter? 4.) train a travels 400 miles ken hour more than twice as past train b. if train a travels 165 miles in the same length of time that can travel 1,210. find the rate of each train? 5.) charles leaves town by car and travels at a constant speed of 4 km per hour toward town b. which is 100 km away. one hour later a woman leaves town by bus and travels on the same highway toward a at a constant speed of 50 mi/hr. find how much time clapses before they meet.