ja

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

人気のある Word Problems >

If a fair die is rolled 7 times, what is the probability, rounded to the nearest thousandth, of getting at least 6 threes?

解

I f a f ai r d i e i s ro ll e d 7 t im es, w ha t i s t h e p ro babi l i t y, ro u n d e d t o t h e n e a res t t h o u s an d t h, o f g e tt in g a t l e a s t 6 t h rees ?

解

\frac{1}{7776}

+1

十進法表記

0.00012 \dots

解答ステップ

Probability of 3 when a die is rolled:

\frac{1}{6}

The probability of rounded to the nearest thousandth of getting at least 6 threes:

\frac{1}{7776}

= \frac{1}{7776}

人気の例

Tara opened a savings account 10 years ago. The account earns 5% interest, compounded monthly. If the current balance is 600.00, how much did she deposit initially?Brett has 10 in an account. The interest rate is 5% compounded annually.To the nearest cent, how much will he have in 1 year?A person invests 8500 dollars in a bank. The bank pays 4.25% interest compounded daily. To the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 12100 dollars?Amelia opened a savings account and deposited 500.00 as principal. The account earns 12% interest, compounded annually. What is the balance after 4 years?Two numbers have a sum of 13 and a 差 of 5:What are these two numbers?