Explanation:
Weight of the bag of rice, W = 3.18 pounds
We need to convert 3.18 pounds to kilogram. Firstly, we will see the relationship between the pounds and kilogram. It is given by :
1 pound = 0.453 kilogram
By using unitary method, we can convert pounds to kilograms. So, 3.18 pounds equals :


So, the weight of the bag of rice is 1.44 kg. Hence, this is the required solution.