Question

A good brick weighing 4kg was melted.It lost 150g of weight during melting.How much gold was left in the brick?​

Answer 1

1kg =1000g

150/1000=1.5

therefore 0.4-1.5=2.5 kg gold is left

Answer 2

3850 grams of gold was left in the brick.

Step-by-step explanation:

Since we have given that

Weight of brick = 4 kg

While melting, it lost = 150 g

As we know that

1 kg = 1000 g

4 kg = 4000 g

According to question, it becomes,

$4000-150=3850\ g$

Hence, 3850 grams of gold was left in the brick.

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