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주어진 원 둘레
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A pair of dice is rolled. Find the probability of rolling a sum not less than 11The radius of a circle is 20in Find its 원둘레 in terms of piJhoy is 10 years older than EJ. Five years ago, EJ is 1/3 as old as Jhoy. What are their present ages?pair of dice is rolled. What is the probability that the sum is nine or that the first number is a two?If Jim was 1 year old 17 years ago, how old will he be 19 years from now?