Question

please please please please please please please please help me please please please please I ​

Answer 1

1. 20 m of copper wire = 0.9 kg
2. covert kg to g

1 kg = 1000 g

0.9kg = 0.9 X 1000

= 900 g

3. now 20 m of copper wire = 900 g

4.1 m of copper wire = 900 by 20

= 45 g

5. now we can calculate answer for 170 m

6. 1m of copper wire = 45 g

170 m = 170 X 45 m

= 7650 g

= 7.650 kg