A motorbike is moving with constant acceleration along a straight horizontal road. The motorbike passes a point $$\(P\)$$ and 10 seconds later passes a point $$\(Q\)$$. The speed of the motorbike as it passes $$\(Q\)$$ is $$\(28 \mathrm{~m} \mathrm{~s}^{-1}\)$$ Given that $$\(P Q=220 \mathrm{~m}\)$$, (a) find the acceleration of the motorbike, (3) (b) find the distance travelled by the motorbike during the fifth second after passing $$\(P\)$$ (4)

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