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人気のある Word Problems >

Two fair dice are thrown twice. What is the probability that at least one of the numbers obtained is prime number

解

Two fair dice are thrown twice. What is the probability that at least one of the numbers obtained is prime number

解

\frac{11}{36}

+1

十進法表記

0.30555 \dots

解答ステップ

Find the probability of no 1:

\frac{25}{36}

Probability of at least 1 of the numbers obtained is prime number

= 1 -

Probability of no 1

= 1 - \frac{25}{36}

1 - \frac{25}{36} = \frac{11}{36}

= \frac{11}{36}

人気の例

cole opened a savings account 8 years ago.The account earns a 7%intrest, compounded monthly. if the current balance is 100.00, how much did he deposit initially?John deposits 5000 into an account that pays simple interest at a rate of 6 percent per year. How much interest will he be paid in the first years?The sum of two numbers is 15 and their 差 is 1. linear equation Find the future value and interest earned if 8904.56 is invested for 7 years at 6% compounded semiannually Brooke has 7 in an account that earns 10% interest compounded annually.To the nearest cent, how much interest will she earn in 2 years?