A train traveled 300 km in 5 hours and then increased in speed, traveling the final 100 km in 1. 5 hours. What was the train's average speed in km/h?.

Give the brainliestwhich parts of the scientific process differentiate it from pseudoscience? check all that apply. stating facts based on opinionsusing models and experimentsasking new questionsmaking subjective claimshaving explanations that answer all questionsi need more than one answer