1.Eleven members of the Middle School Math Club each paid the same amount for a guest speaker to talk about problem solving at their math club meeting.They paid their guest speaker $1A2.What is the missing digit A of this 3-digit number?( ?。?br />中學數(shù)學俱樂部的11名成員為請一位嘉賓講解他們數(shù)學俱樂部會議中的問題的解決方法而支付了相同的金額。他們支付給嘉賓講者的費用是$1A2。這個3位數(shù)中缺失的數(shù)字A是多少?( ?。?/div>
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