333 = 5230 (0.95) - 217

How do I learn more about mathematics even though we usually do study island and its lesson are sometimes to much to take in ...

A researcher wishes to test the hypothesis that the mean age at first marriage for women in Texas is less than 23. In a sample of 46 Texas women, he finds that the average age is 25.8 with a standard deviation of 4.

An alarming number of U. S. adults are either overweight or obese. The distinction between overweight and obese is made on the basis of body mass index (BMI), expressed as weight/height2.

Which ordered pair is a solution of the system? x + 4y = 19 y = - 2x - 4 answer choices: a.) - 2, 0 b.) 3,4 c.) 7,3 d.) - 5,6

Y = 5x Is it proportional

The equation d=m/v can be used to calculate the density

The city's central library has 72,864 books. The library has 72 bookcases. If each bookcase has room for the same number of books, how many books are there in each bookcase?

Which figure is always a rectangle?

The SneakerRama Company makes and sells sneakers. They have one linear function that represents the cost of producing sneakers and another linear function that models how much income they get from those sneakers.

Write the equation of a circle with a center at (2.5, - 3.5) and a diameter of 12. Choices are x + 2.5) 2 + (y - 3.5) 2 = 12 (x - 2.5) 2 + (y + 3.5) 2 = 36 (x + 2.5) 2 + (y - 3.5) 2 = 36 (x - 2.5) 2 + (y + 3.5) 2 = 144