Question

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

Answer 1

Check answer in the given attachment

Answer 2

Answer:

Step-by-step explanation:

$\frac{5}{9}$th of a piece of metal  = 7 kg

total weight of metal = 7 × $\frac{9}{5}$  = 12.6 kg

$\frac{2}{7}$th of the piece of metal = 12.6 × $\frac{2}{7}$ =3.6 kg