An express train also travels 350 miles but at a different constant speed. The express train completes the trip in 80 percent of the time it took the passenger to travel 350 miles. What is the express train's speed in miles? explain your reasoning

Agraph of a trapezoid can have diagonals with slopes that are negative reciprocals and two pairs of adjacent sides that are congruent, true or false, and why

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.