# The speed of the boat along the river is 7 point one second km per hour, the car then the river flow is 2 point

December 29, 2020 | education

| **The speed of the boat along the river is 7 point one second km per hour, the car then the river flow is 2 point three quarters km per hour. find your own car then boats.**

Let’s solve this problem.

1) 7 1/2 + 2 3/4 = 7 (1 * 4) / (2 * 4) + 2 (3 * 2) / (4 * 2) = 7 4/8 + 2 6/8 = 9 10 / 8 = 10 2/8 = 10 1/4 kilometers per hour – the boat’s own speed, since the speed of the boat along the river is 7 1/2 kilometers per hour, and the river’s speed is 2 3/4 kilometers.

Answer: the boat’s own speed is 10 1/4 kilometers per hour.

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