Математика для автомехаников
Требуемые условия завершения
Решить задачки, решение записать в тетрадь.
- A car is moving on a dry road at a speed of 40 km / h. The braking distance of the car at this speed is 14.7 m. What is the length of the stopping distance if the driver’s response is 1sec?
- A mechanic installed at
first 25% of all details for repair, then 70% of the remaining parts. After
that, there are 27 more parts left to install. How many details did the
mechanic need to install?
- Will
the ice crossing withstand a cargo truck KAMAZ-4310 with a mass of 16,000kg, if
the thickness of the ice is 45cm?