A shipping box should weigh 1.0 pound. If there is a 5% error on the weight, what is the range of acceptable weight?
2 answers:
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Answer:
If we assume that everyone in the group is an owner, we would have
legs.
legs
Therefore, we need 24 more legs.
These 24 additional legs can be made from the difference of legs between the owners and dogs.
In this case, dogs have more legs than an owner.
24 ÷ 2 = 12.
There are 12 dogs in the group.