Which phrase describes an unknown or changeble quanity?

Marietta is saving up to buy a new car. So far, she has $12,350 in her savings account. She plans to save $500 each month.

A single card is drawn from a standard 52-card deck. find the conditional probability that the card is red red , given that it is a heart heart.

How do you find y with numbers 8 12 7 and 6?

At the zoo the polar bears are fed 0.77 bucket of fish day. The penguins are fed 0.8 that amount. How much of a bucket are the penguins fed?

A sign company is creating a pennant in thr shape of an equilateral triangle. The length of each side is 12 inches. What is the altitude length so the company will know what size box to ship the pennant in?

What is the area of 3 5/7ft by 2 6/7ft

The probability of spinning an even number and flipping heads is

Pat is paid an annual salary of $104,000. Find Pat's weekly salary.

2,400 principal earning 2%, compounded annually, after 7 years. Find the balance in the account

Find each probability if a die is rolled. P (divisible by 4)