40 km - meters is 40 * 1000 whch is 40000 meters per hour
Answer:
4 + x =5
Step-by-step explanation:
By adding a variable you can set up an addition sentence
Answer:
5 min person wit 10 min person
5 min person wit 20 min person and 5 min person back
5 min person wit 25 min person and 5 min person back
5 min person need to slow down ea. time