Question

explain the following in metre to kilometre
(a) 30cm

Answer 1

Answer:

0.0003 km

Step-by-step explanation:

1 m = 100 cm

1 cm = (1 ÷ 100) m

30 cm = (30 ÷ 100) m = 0.3 m

1 km = 1000 m

1 m = (1 ÷1000)km

therefore,

0.3 m =  (0.3 ÷ 1000)km

0.3 m = 0.0003 km