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    Official TSA SDT Questions (2008-2019)

    Official TSA SDT Questions (2008-2019)

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    Speed as well as accuracy is important in this section. Work quickly, or you might not finish the paper. There are no penalties for incorrect responses, only marks for correct answers, so you should attempt all questions. Each question is worth one mark.

    Calculators are NOT permitted.

    Here you will find all TSA SDT questions that have been written 2008-2019.

    Steven has a customised motorcycle that he is very proud of and shows regularly in It is very important to him that his presentation is perfect and he likes to stop in front of the judges with both his tyre valves in the same position. The front tyre is smaller than the rear to aid its handling. The circumference of the front wheel is 2m and the circumference of the rear wheel is 2.5m.

    Steven starts with both valves in the same position at the bottom of each wheel.

    6. How far must he drive before the valves line up again at the bottom of each wheel?
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    Explanation

    The correct answer is D.

    Find the lowest common multiple of 2 and 2.5. This is 10 which is D.

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