Sa5neyjIntpayna Sa5neyjIntpayna
  • 04-01-2017
  • Physics
contestada

A car travels 40 km in an hour. in the next two hours it travels 78 km. what is the average speed of the car?

Respuesta :

AndrewDawsonYT
AndrewDawsonYT AndrewDawsonYT
  • 04-01-2017
To work this out using the speed equation:
 
s = d/t

therefore,

d = 40000m    (km = 1000m) so, 40 * 1000 = 40000
t = 2h

s = 40000/2 = 20000m

s= 20kmh.
Answer Link

Otras preguntas

Please help will mark brainiest
Can someone please help me with 363?
need answer asap What was the result of civil wars breaking out in countries such as Honduras, Nicaragua, Guatemala, and El Salvador in the 1970s? the deaths of
can someone help please
_____ performs hearing test and prescribes hearing aids. An optometrist. An audiologist. An ophthalmologist. The attending physician.
Use the distributive property to write an equivalent expression. 7 g + 2h) Answer: Submit Answer
What might be an interesting way to present this passage to a group to make it clearer and more meaningful? Travel is expressive Any teenagers dreaming of their
Which of the following is NOT a type of higher learning degree - Doctoral degree - Companion degree - Bachelor’s degree - Associate degree
Your favorite fruit is on sale at a supermarket for $1.99/pound. You would like to spend all the money you have in your pocket, $10.80, on the fruit. How many p
PLEASE HELP!! URGANT!!