17) A tile contractor has been hired to tile a rectangular area of a patio that measures 2 yards by 4 yards. The contractor has been instructed to tile the entire area with no space left in between the tiles. Each tile is square and measures 3 inches by 3 inches. How many tiles will the contractor need in order to cover the area of the patio?​

Two trains leave a station on different tracks. the tracks make an angle of 130°, with the station as a vertex. the first train travels 100 km and makes its first stop at point a, while the second train travels 200 km and makes it first stop at point b. how far apart are the trains when both are at their first stop? round the answer to the nearest integer. a) 65 km b) 139 km c) 224 km d) 275 km