AnevayJae AnevayJae
  • 01-11-2018
  • Mathematics
contestada

A commuter train travels 50 kilometers in 33 minutes. What is its speed in kilometers per hour?

Respuesta :

nap14hockey
nap14hockey nap14hockey
  • 01-11-2018

By using dimensional analysis, we can find the km/hr quickly

[tex]\frac{50km}{33min} *\frac{60min}{1hr}=90.909090\approx90.91[/tex]

He travels at about 90.91km/hr

Answer Link
debinbk debinbk
  • 01-11-2018

Answer:

90.9 km/hr

Step-by-step explanation:

Convert minutes into hours: 33/60 = 0.55

Speed=Distance/Time

Speed=50/0.55

90.9 km/hr

Answer Link

Otras preguntas

An object of mass 20kg is dropped from a height . Find the potential and kinetic energy if the heights are 4,3,2,1, just above the ground. (Take value of g as 1
Find the inverse of the Function [tex]f(x)=\sqrt[3]{\frac{x}{9} } -4[/tex]
Adaptations of plants in different climatic conditions in Telangana
According to Erikson, at which stage of psychosocial development does a well-developed individual play a productive role in society? A. trust versus distrust B
What does this expression represents -3+3x^3. Is asking how many polynomial terms and what is the constant term and what the leading term is and what is the co
Based on the data given in the..etc help fast
Write 6 to the power of 3/2 in surd form
This excerpt is an example of conflict between a character and others society nature. self.
How many ways can 3 yearbook posters out of a total of 6 posters be displayed across a wall?​
July 30.Received the balance due from Art Co. for the invoice dated July 19, net of discount. Here is Juy 19th's record: Sold merchandise to Art Co. for $1,200