How to find the mean of percentages

A new account starts with $3000. After 10 years the account holds $6200. What is the average interest rate during that time?

Is this number 5.7377377773 ... rational

Fifty people are seated in a movie theater. The maximum capacity of the theater is 425 people. Write an inequality to represent the number p of additional people who can still be seated.

Alex has 84 quarters and nickels worth a total of 17.80

A restaurant cook uses 5 quarts of turkey soup to fill out 9 bowls. Each bowl contains the same amount of soup. How much soup is in each bowl?

Which of the following represents the zeros of f (x) = x3 - 5x2 - 3x + 15? a. 5, √3, - √3 b.-5, - √3, - √3 c. 5, - √3, - √3 d-5, √3, √3

Quien me puede decir cuel es la respuesta de esto 6 (t+5) = - 36

Factor the greatest common factor. -30k^6 + 9k^5 - 21k^4

Order these numbers from least to greatest. -0.6 , 3.85 , -3450 , 14

Renuka Jain's Car Wash takes a constant time of 3.0 minutes in its automated car wash cycle. Autos arrive following a Poisson distribution at the rate of 12 per hour.