Question

3km 8m is equal to
a) 3.008km b) 3.8 km
c) 3.08 km d) 3.0008 km​

Answer 1

Answer:

3KM is 3 KM

$8km \: is \: equal \: to \: \\ \frac{8}{1000} \: = 0.008 \\ \\ 3.000km + 0.008km = 3.008km$

Answer 2

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$If \: 1 \: m = \frac{1}{1000} \: km = 0.00 1 \: km \\ \\ then, \: 8 \: m = \frac{8}{1000} \: km = 0.00 8 \: km \\ \\ \\ 3 \:km \: \: 8 \: m = 3 + 0.008= 3.008 \: km$