Question

Q.No.3 A gold brick weighing 4kg was melted. It lost 150g of weight during melting. H
much gold was left in the brick
gard
Q.No.5
Find the volume of each of the following:
a) Length=12mm
b) Length=8m
breadth=20mm
breadth=3m
height=13mm
height=16m
volume=
volume=​

Answer 1

Answer:

Explanation:

1kg =1000g

150/1000=1.5

therefore 0.4-1.5=2.5 kg gold is left