Answer:
True
Step-by-step explanation:
Answer:

Step-by-step explanation:
the unit of length is meter,
so, 80cm=0.8cm, 10cm=0.1m
the length of the rail=
=
Answer: I hope this helps.
Step-by-step explanation:
Answer:
2070 / 6930 = 0.2987.....x 100 = 29.87%