Question

.An ore contains 20% Zinc. How many kg of the ore required

to get 25 kg of zinc ?​

Answer 1

Answer:

Hence, $ 225 $ kg of ore will be required to get $ 45 $ kg of zinc.

Answer 2

Answer:

125 kg

Step-by-step explanation:

1 ore contains 20% zinc

1 kg ore=20/100 kg zinc= 1/5 kg zinc

1 kg zinc= 5*1kg ore

25 kg zinc = 25*5*1kg ore =125 kg ore