MahdiZaidi MahdiZaidi

29-08-2021
Mathematics

contestada

5/9 of a piece of metal has a mass of 7 kg. What is the mass of 2/7 of the piece of metal

Respuesta :

bistarachana59 bistarachana59

29-08-2021

Answer:

3.6 kg

Step-by-step explanation:

5/9 piece of metal has a mass=7kg

1 piece of metal has a mass =7/5/9 kg

=63/5 kg

Hence,

2/7 piece of metal has a mass=63/5*2/7

=18/5kg

=3.6 kg

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