*2. A car drives 3 blocks north and then turns right and drives 4 blocks east. The trip, in traf- fic, takes him 15 minutes. Using a coordinate system with an x-axis pointing east and a y-axis pointing north, find the car's average velocity for this trip, in blocks per minute. Express the velocity in curly bracket notation.
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- An object is dropped from a roof of a building of height h. During the last second of its descent, it drops a distance h/3. Hint: Let t be the total time of descent. Set up two equations in terms of h, g and t. a) Solve for t, the total time in the air. b) Calculate the height of the building.A jet accelerates at a constant rate from rest, traveling 900 m in 3.0 s. What is the magnitude of its acceleration, in m/s?? Your answer needs to have 2 significant figures, including the negative sign in your answer if needed. Do not include the positive sign if the answer is positive. No unit is needed in your answer, it is already given in the question statement.An ant travels 3.95 inches due east, then turns and travels an additional 3.35 inches south. The ant walked east for 2.25 minutes and south for 3.15 minutes. a) What is the ant's average speed over the entire trip in the given units? O 1.35 inches/minute O 1.76 inches/minute O1.06 inches/minute O 2.32 inches/minute O 3.24 inches/minute b) What is the ant's average speed over the entire trip in Sl units? 3,190 m/s 2.06 m/s O 0.000572 m/s