jbird2704
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Hi guys, struggling on the QR section, could someone help me out with what actual maths i need, so far i have seen percentage increase/decrease questions, exchange rates, even using pi? can someone please tell me what specific topics in maths i need to revise from GCSE because i am struggling with it. Thanks
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h3isenberg
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speed = distance/time
acceleration = change in velocity/time

percentage increase = change in value/initial value x 100

how to add, subtract, multiply, divide
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