Final answer:
To convert 48 lbs to grams, multiply by conversion factors to cancel out units. The answer is 48000 g.
Step-by-step explanation:
To convert 48 lbs to grams, you need to use conversion factors to cancel out the units. First, multiply 48 lbs by 1 kg/2.2 lbs to convert pounds to kilograms. Then, multiply the result by 1000 g/1 kg to convert kilograms to grams.
48 lbs × 1 kg / 2.2 lbs x 1000 g / 1 kg = 48000 g
Therefore, the answer is 48000 g (b).