Answer: 963.2 kg
Explanation: Mass is defined as the amount of matter contained in the substance. It has units of g, kg, cg, pounds etc.These units are inter convertible.
1lb = 0.43 kg
Given: mass = 2240 lb
Thus if 1 lb is equal to 0.43 kg
2240 lb is equal to =
Thus mass of the object is 963.2 kg.