35*0,84=29,4. 29,4/0.98=30оборотов. 2.40*0,6=24. 24/48=0.5метра=50см.
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35*0,84=29,4. 29,4/0.98=30оборотов. 2.40*0,6=24. 24/48=0.5метра=50см.