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Mathematics, 03.11.2020 17:40 sere50

1.A pedestrian crosswalk consists of black and white strips each 0.4m wide. The crosswalk begins and ends with a white strip, and there are 8 white strips in all. How wide is the crosswalk?

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1.A pedestrian crosswalk consists of black and white strips each 0.4m wide. The crosswalk begins and...
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