Answer :
Final answer:
To differentiate a 100-pound weight, you would need to have a difference of at least 1 pound. Among the options provided, only a (a) 101-pound weight has a difference of 1 pound with the 100-pound weight.
Explanation:
To answer this question, we need to consider the difference in weights. The question states that a person can just notice the difference between 10- and 11-pound weights. This means that the person can detect a difference of 1 pound.
To determine if a 100-pound weight can be differentiated, we need to compare it to the weights given in the options. The only option that has a difference of at least 1 pound with the 100-pound weight is option a.101-pound weight. Therefore, the correct answer is a. 101-pound weight.
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