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Answer the questions that follow. Figure 1 Figure 2 Figure 3 2500 2360- 2000- 1500- 1500 1500- 1000- 1060 - 500 - 500- 0 HO 160 y =1.5x-- 125.3x + 2675 y =0.28x + 2.25x y =0.12x + 1.1x + 104.4 (a) Which curve fits the data best? O Figure 1 O Figure 2 OFigure 3 (b) Use the equation of the best fitting curve from part (a) to predict the distance required to stop the train when it is travelling 50 kilometers per hour. Give an exact answer, not a rounded approximation. meters