louisjeanr louisjeanr

10-12-2017
Physics

contestada

A train travels 59 kilometers in 3 hours, and then 74 kilometers in 5 hours. What is its average speed?

Respuesta :

10-12-2017

Average speed = (total distance) / (total time)

Total distance = 59 km + 74 km = 133 km

Total time = 3 hrs + 5 hrs = 8 hrs

Average speed = (133 km) / (8 hrs) = 16.625 km/hr

Answer Link

Otras preguntas

the quotient of eight raised to the power of two and four, decreased by six."

How did the colonists' experiences under British rule influence their decision to change the Constitution?

How would you answer to cuando es el cumpleanos de la madre de Jorge

What is 2/9 as a decimal and a percentage?

How do you solve the following exponential equation by expressing each power of the same base and then equating the exponents? 6^x-3/4= square rot of 6

It seems that the earth is the only planet that can support life as we know it. Which of these is a characteristic of the earth that allows it to support life?

What organic matter contains stored energy?? (12)

Evaluate the discriminant of each equation. Tell how many solutions each equation has and whether the solutions are real or imaginary x^2 + 4x + 5 = 0 x^2 -

A used book store will trade 2 of its books for 3 of yours. If Val brings in 18 books to trade, how many books can she get from the store?

are the graphs of 2x+7y=6 and 7y = 2x +6 parallel? Explain.