Tom knows that in his school 10 out of every 85 students are left - handed. There are391 students in tom's school. How many in tom's school are left-handed?

4. Find the inverse of the function, and then determine whether the inverse is a function. y=x^2+4

There are 3 people who work full time and are to work together on a project but their total time on the project is to be equivalent to that of only one person working full time.

How many pints are there in 6 quarts 1 pint

Find the area of a circle with a circumference of 2pi

Louisa paid $12.25 for books at a yard sale. She spent $2.50 on a hardcover book, and the rest on 13 softcover books. Each of the softcover books coat the same. What was the cost of a single softcover book?

Angles that are congruent have vertical lines

Spencer works 8 1/5 hours in day 1 and 7 5/6 hours in day 2. How many hours does he work in both days?

Find three solutions of the equation y = 9x - 4.

If you have an 18% solution, how many milligrams is in each milliliter of solution? A. 18 mg B. 180 mg C. 1.8 mg D. 1800 mg

What dose the underlined 8 round to in 8,842 -