Solve the below problem:
Q: A gas occupying a volume of 25 ft3 weights 3.5 lbs on the moon, where the acceleration of gravity is 5.47 ft/s2. Determine its weight, in lbf, and density, in lb/ft3, on Mars, where g= 12.86 ft/s2. You should solve the given problem step by step and also you need to include all the units which are needed to accomplish the given problem.Your calculation should be clear and understandable.