Answer:
N = 3
Step-by-step explanation:

I hope I helped you^_^
Answer:
Step-by-step explanation:
The first three options are correct.
The last option is incorrect as same side interior angles are supplementary, so they should sum to 180° but in the given option their sum is 100°.
2.5 kilometres is 2500 meters as 1km is 1000m
2500-2050 = 450m
as david is the one that rode 2.5 kilometres he rode further by 450 meters