Quicksort is asymptotically faster than bubblesort a. In the worst case Yes No Don't know b. On average Yes No Don't know Quicksort is asymptotically slower than mergesort a. In the worst case Yes No Don't know b. On average Yes No Don't know To sort 8 numbers it is necessary to make at least a. 17 comparisons Yes No Don't know b. 18 comparisons Yes No Don't know To find 2 heavier coins among 14 same coins using lever scales it is necessary to make at least a. 6 comparisons Yes No Don't know b. 5 comparisons Yes No Don't know Given set S of points in the Euclidean plane, Voronoi graph of S always a. contains MST of S Yes No Don't know b. has at most 3.1 *|S| edges Yes No Don't know c. has at most 2.75 *|S| edges Yes No Don't know d. has at least |S| edges Yes No Don't know e. contains edge connecting closest pair of points Yes No Don't know Given set S of points in the Euclidean plane, convex hull of S always a. contains MST of S Yes No Don't know b. has at most 2.5*|S| edges Yes No Don't know c. has at least 1.05*|S| edges Yes No Don't know d. contains edge connecting closest pair of points Yes No Don't know