In a rectangular garden of 8m by 6m, we want to create a cross-shaped aisle, as shown in the figure opposite. We want the width x of the path to be at least 0.5m and its area to be less than or equal to the remaining air in the garden. Determine the possible widths of the aisle.

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.