Question

Answer please
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Answer 1

Answer:

a)5km

b)0.3775 Kg

c)0.450Km

d)2½h

Explanation:

a) because 5 km is alrady in SI unit

b)3775÷1000=0.3775kg

c)450÷1000=0.450km

d) because 2½h is alrady in SI unit

Answer 2

Explanation:

a) 5 km (SI unit - m)

1km =1000m

so, 5 × 1000 = 5000m

b) 3775g (SI unit - kg)

1000g equals 1kg

so, 3.775 kg

c) 450cm (SI unit - m)

100cm equals 1m

so, 4.50 m

d) 2½ hrs (SI unit - s)

3600s equals 1hr

2 × 3600 = 7200

1/2 hrs = 3600/2=1800

so,7200 + 1800 = 9000s

HOPE IT HELPS

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