A Success, Success, Hit, Guess
noun
This is the noun version of the kanji right. What happens when you get "a right?" You get a success.
あたり
Since this word consists of a kanji with hiragana attached, you can bet that it will use the kun'yomi reading. You didn't learn that reading with this kanji, so here's a mnemonic to help you: You have to remember the あ portion of this word to read it. What is the correct answer that will give you a success? It is the first answer, A (あ).
「当たり！」という文字が目に入った。
The words “You win!” met my eye.
百万円の当たりが出た。
I won a million yen.
インタビューした三人当たり一人は日本人でした。
One of the three successful interviewees was Japanese.