What is the r value of the following geometric sequence? 40, 20, 10, 5, ...

What is the fraction of 0.6 repeating

Approximately 2 percent of the people in the world have red hair. There are about 7,000,000,000 people in the world. About how many people have red hair?

5. Mrs. Parker is providing lunch at her next staff meeting. She will pay $15.75 for 3 people to eat lunch. At this rate, how much will it cost Mrs. Parker to feed 40 people?

Linda pumped 28 gallons of water out of her pool. This was done over a period of 4 minutes at a constant rate. What was the change in the amount of water in the pool each minute?

F (x) = 2x^2 + 5x - 17, find f (-1).

The product (k-9) ^2 can also be written as

Consider the system of linear equations 2y equals x + 10 3 y equals 3x + 15which statement about the system are true

27 less than twice a number is negative 1

Which function below represents exponential decay?ƒ (x) = 0.5 (2) xƒ (x) = 4 (0.25) xƒ (x) = 2 (1.3) xƒ (x) = (-3) x

What is the answer to x=4