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| style="height:20px; width:300px; text-align:center;" |A car travelling at 30m/s has a stopping distance of 55m. Calculate the [[deceleration]] of the car correct to two [[Significant Figures|significant figures]].
| style="height:20px; width:300px; text-align:center;" |A formula 1 car is travelling at 50m/s on a straight but must slow to 22m/s for an approaching corner. The breaks can [[decelerate]] the car at 30m/s/s. Calculate how far before the [[corner]] the car must begin braking, correct to two [[Significant Figures|significant figures]].
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| style="height:20px; width:300px; text-align:left;" |'''1. State the known quantities'''