zovi25ralte zovi25ralte
  • 01-08-2020
  • Physics
contestada

car travel at the speed of 20 km/hr for 2 hour and 60 km/hr for next 2 hour find average speed

Respuesta :

nicoleehydee
nicoleehydee nicoleehydee
  • 01-08-2020
Speed = distance / time
Find the distance first =
20x2+60x2 = 160 km
160/4 = 40 km/h
Answer Link

Otras preguntas

Three balls which have equal masses are fired with equal speeds. One ball is fired up at an angle of 45 degrees, the other is fired up at an angle of 60 degrees
I’m thinking of three consecutive odd integers. When I add the larger two the result is nine less than three times the smallest of them. What are the three cons
Savannah bisected line segment AB she labeled the point of intersection M. The length of segment BM is 11 cm. What is the length of segment AB?
Increasing which two things would increase gravitational potential energy?
\If an object is placed at twice the focal length of a convex lens, where is the image located on the other side of the lens? Question 2 options: 1 f 2 f 3 f 0.
Match each scientific notation with the appropriate number
(–x^2y^3m)^5 write the monomial in standard form
Can someone please help
Solve each equation using the quadratic formula x = =a. x2 + 3x + 2 = 0c. 2x2 + 5x = 1b. 4x2 + 8x - 24 = 0d. x2 + 14x + 33 = 0​
greatest common factor to 54 and 45