A dressmaker has 3/8 yard of fabric. She needs a total of 3/4 yard for a skirt. How much more fabric does she need?

Mrs. Abbate wishes to make a dozen towels. If each towel is to be 3/4 yard long, how many yards of the material should Mrs. Abbate buy?

Show that in any group of people, two of them have the same number of friends in the group. (Some important assumptions here: no one is a friend of him - or herself, and friendship is symmetrical-if x is a friend of y then y is a friend of x.)

The equation t = x 2 - 1936 represents jake's profit at his cell phone store, t represents the total amount of money and x is the number of cell phones. how many cell phones must jake sell to break even (t = 0) ?

What is 80% of 25?

Researchers conducted an experiment to test the effects of alcohol. Errors were recorded in a test of visual and motor skills for a treatment group of 24 people who drank ethanol and another group of 24 people given a placebo.

To decrease an amount by 19% multiply by

Rewrite the fraction in simplest form. 40/56

What is 6x+11 = - (6x+5)

What is 255 written as a percent

What is 1/2*1/2-3 equal