There are 13 books on a shelf. 7of these books are new. (a) What is the ratio of new books to used books? (b) What is the ratio of used books to all books?

If the diameter of a circle is 6 inches, how long is the arc subtended by an angle measuring 70°?

Which is bigger 5/8 or. 2/3

a person is equally likely to be born on any day of the week. what is the probability of being born on a tuesday?

A company's profits (P) are related to the number of items produced (x) by a linear equation. If profit rise by $1,000 for every 250 items produced, what is the slope of the graph of the equation?

What is the range of y=3^x

The temperature is changing every day by negative 7 over 18 degrees Fahrenheit. What will be the change in the temperature after 3 days?

The equation of the polynomial function is: f (x) = (x + (2 + i)) (x + (2 - i)) (x + 5) f (x) = (x - (2 + i)) (x - (2 - i)) (x - 5) f (x) = (x - (2 + i)) (x - (2 - i)) f (x) = (x + (2 + i)) (x - (2 - i)) (x - 5)

Andre owned a 1/4 acre lot. He wanted to construct a 120' x 80' tennis court on the lot. How many square feet will remain uncovered after he builds the tennis court?

Mary is paid 7.5% commission on all of her sales. She had sales of $2300 for the month of December. How much commission did Mary make?

What is the total weight in pounds of a 2.5 million blocks used to build the great pyramid and then convert that to ounces