mindy's necklace has 27 blue beads for every 45 white beads. Write the ratio of blue beads to white beads as a fraction in simplest form.

Jackie has 6 skirts and 2 dresses. she has brown shoes and black shoes. if each choice is equally likely how much greater is the probability of her choosing a skirt and brown shoes than the probability of her choosing a dress and black shoes?

Terrell is moving boxes in a freight elevator. Each box weighs about 25 pounds. For safety reasons, a maximum of 600 pounds can be on the elevator at one time, including Terrell and his equipment at a total of 225 pounds.

5 to the fourth power, over 25 = 52

What are the values of a, b, and c in the quadratic equation 0 = one-halfx2 - 3x - 2? a = one-half, b = 3, c = 2 a = one-half, b = - 3, c = - 2 a = one-half, b = 3, c = - 2 a = one-half, b = - 3, c = 2

Determine whether the following statement is true or false. To construct a confidence interval about the mean, the population from which the sample is drawn must be approximately normal. a. True b. False

For each sequence, determine whether it appears to be arithmetic, geometric, or neither. 1. 2, 4, 6, 8, ... 2. 9, 16, 25, 36, ... 3. 64, 32, 16, 8, ...

There were 200 fishes in an aquarium, 99% of which were red. how many red fishes must be removed to make the percentage of red fishes 98%?

What is the difference betwween 8/15 and - 2/3

The measure of an angle is seventeen times the measure of its supplementary angle. What is the measure of each angle?

Given that A=84, B=66 and a=13 solve triangle ABC. Round to the nearest hundredth.