Shahyanav12307
Shahyanav12307 Shahyanav12307
  • 25-07-2021
  • Physics
contestada

A car travels first 10 km in 20 minutes and another 10 km in 30 minutes. What is the average speed of the car in m/s?

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 25-07-2021

Total distance = 10 km + 10 km = 20 km

1 km = 1000 m

20km x 1000 = 20,000 m

Total time = 20 min. + 30 min. = 50 minutes

Average speed = Distance /  time

Average speed = 20,000/50 min

Average speed = 400 m/s

Answer Link

Otras preguntas

9. How are energy and molecules related?
what fraction is equivalent to 35% a:3/5 B:5/3 c:7/20 D:35/10
Please someone help me with this question
When you think of a profession, which one is scariest if they suddenly said… “Oops”?​
Find a function of the form f(x) = a sin(bx − c) such that the graph of f matches the figure.
round 27,592 to the nearest thousands
You loaned $100 to a friend for one year at a nominal rate of interest of 3 percent. Inflation during that year was 2 percent. How much did the purchasing power
When should the rescuer operating the aed clear the victim.
Choose all fractions equivalent to each given fraction.​
hat steps did the Roman empire take to expand and support trade? Select the three correct answers.