A group of 10 people plan to contribute equally to pay for a friend's gift that costs G dollars. If n additional people want to contribute to pay for the gift, the required contribution per person will be reduced by how many dollars?
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A group of 10 people plan to contribute equally to pay for a friend's gift that costs G dollars. If n additional people want to contribute to pay for the gift, the required contribution per person will be reduced by how many dollars? A) Gn/(100+10n)।