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Lag1989 task №1.4
The distance between the two points of the boat goes with the flow of time t₁ = 5h and upstream -this t₂ = 12h. Find the distance between these points and the speed of the river flow, if the boat speed through the water v = 19km / h.
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Discount for regular customers! If the total of your purchases from the seller
Timur_ed
exceeds: