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

Select the correct answer. Choose the CONJUNCTION. We invited her, but she did not come. OA her OB. but O C. she
If the digits of a number add up to 9, what number is it divisible by?
What is tan(B)? B 5 13 5 12 ? tan(B) = = Enter
A line passes through the points (2, 2) and (3, 7). What is its equation in slope-intercept form? Write your answer using integers, proper fractions, and improp
A horseback rider travels 2 miles in 12 minutes. At this speed, how long does it take to travel 5 miles?
A cashier checks the price of a playground slide that is marked $296, because it usually rings up at $925. What is the discount percentage? Write your answer us
Which two things are being compared in the last sentence? DONE V words and buzzards words and a tree "Lucynell don't even know what a hotel is," the old woman m
Explain why reflecting on work activities is an important way to develop own knowledge and skills
How does eminent domain affect citizens rights
Need help understanding how I get the protons and neutrons!